aveni-ai/aveni-bench-convfinqa huggingface dataset:
at december 31 , 2015 and 2014 , we had a modest working capital surplus . this reflects a strong cash position that provides enhanced liquidity in an uncertain economic environment . in addition , we believe we have adequate access to capital markets to meet any foreseeable cash requirements , and we have sufficient financial capacity to satisfy our current liabilities . cash flows .

1	millions	2015	2014	2013
2	cash provided by operating activities	$ 7344	$ 7385	$ 6823
3	cash used in investing activities	-4476 ( 4476 )	-4249 ( 4249 )	-3405 ( 3405 )
4	cash used in financing activities	-3063 ( 3063 )	-2982 ( 2982 )	-3049 ( 3049 )
5	net change in cash and cash equivalents	$ -195 ( 195 )	$ 154	$ 369

operating activities cash provided by operating activities decreased in 2015 compared to 2014 due to lower net income and changes in working capital , partially offset by the timing of tax payments . federal tax law provided for 100% ( 100 % ) bonus depreciation for qualified investments made during 2011 and 50% ( 50 % ) bonus depreciation for qualified investments made during 2012-2013 . as a result , the company deferred a substantial portion of its 2011-2013 income tax expense , contributing to the positive operating cash flow in those years . congress extended 50% ( 50 % ) bonus depreciation for 2014 , but this extension occurred in december , and the related benefit was realized in 2015 , rather than 2014 . similarly , in december of 2015 , congress extended bonus depreciation through 2019 , which delayed the benefit of 2015 bonus depreciation into 2016 . bonus depreciation will be at a rate of 50% ( 50 % ) for 2015 , 2016 and 2017 , 40% ( 40 % ) for 2018 and 30% ( 30 % ) for 2019 . higher net income in 2014 increased cash provided by operating activities compared to 2013 , despite higher income tax payments . 2014 income tax payments were higher than 2013 primarily due to higher income , but also because we paid taxes previously deferred by bonus depreciation . investing activities higher capital investments in locomotives and freight cars , including $ 327 million in early lease buyouts , which we exercised due to favorable economic terms and market conditions , drove the increase in cash used in investing activities in 2015 compared to 2014 . higher capital investments , including the early buyout of the long-term operating lease of our headquarters building for approximately $ 261 million , drove the increase in cash used in investing activities in 2014 compared to 2013 . significant investments also were made for new locomotives , freight cars and containers , and capacity and commercial facility projects . capital investments in 2014 also included $ 99 million for the early buyout of locomotives and freight cars under long-term operating leases , which we exercised due to favorable economic terms and market conditions. .

Question: what was the difference in cash provided by operating activities between 2013 and 2014?
Answer: 562
at december 31 , 2015 and 2014 , we had a modest working capital surplus . this reflects a strong cash position that provides enhanced liquidity in an uncertain economic environment . in addition , we believe we have adequate access to capital markets to meet any foreseeable cash requirements , and we have sufficient financial capacity to satisfy our current liabilities . cash flows .

1	millions	2015	2014	2013
2	cash provided by operating activities	$ 7344	$ 7385	$ 6823
3	cash used in investing activities	-4476 ( 4476 )	-4249 ( 4249 )	-3405 ( 3405 )
4	cash used in financing activities	-3063 ( 3063 )	-2982 ( 2982 )	-3049 ( 3049 )
5	net change in cash and cash equivalents	$ -195 ( 195 )	$ 154	$ 369

operating activities cash provided by operating activities decreased in 2015 compared to 2014 due to lower net income and changes in working capital , partially offset by the timing of tax payments . federal tax law provided for 100% ( 100 % ) bonus depreciation for qualified investments made during 2011 and 50% ( 50 % ) bonus depreciation for qualified investments made during 2012-2013 . as a result , the company deferred a substantial portion of its 2011-2013 income tax expense , contributing to the positive operating cash flow in those years . congress extended 50% ( 50 % ) bonus depreciation for 2014 , but this extension occurred in december , and the related benefit was realized in 2015 , rather than 2014 . similarly , in december of 2015 , congress extended bonus depreciation through 2019 , which delayed the benefit of 2015 bonus depreciation into 2016 . bonus depreciation will be at a rate of 50% ( 50 % ) for 2015 , 2016 and 2017 , 40% ( 40 % ) for 2018 and 30% ( 30 % ) for 2019 . higher net income in 2014 increased cash provided by operating activities compared to 2013 , despite higher income tax payments . 2014 income tax payments were higher than 2013 primarily due to higher income , but also because we paid taxes previously deferred by bonus depreciation . investing activities higher capital investments in locomotives and freight cars , including $ 327 million in early lease buyouts , which we exercised due to favorable economic terms and market conditions , drove the increase in cash used in investing activities in 2015 compared to 2014 . higher capital investments , including the early buyout of the long-term operating lease of our headquarters building for approximately $ 261 million , drove the increase in cash used in investing activities in 2014 compared to 2013 . significant investments also were made for new locomotives , freight cars and containers , and capacity and commercial facility projects . capital investments in 2014 also included $ 99 million for the early buyout of locomotives and freight cars under long-term operating leases , which we exercised due to favorable economic terms and market conditions. .

Previous questions in this conversation: what was the difference in cash provided by operating activities between 2013 and 2014?
Previous answers: 562.0
Question: so what was the percentage change over this time?
Answer: 0.08237
stock price performance the following graph shows a comparison of the cumulative total return on our common stock , the standard & poor's 500 index and the standard & poor's 500 retail index . the graph assumes that the value of an investment in our common stock and in each such index was $ 100 on december 30 , 2006 , and that any dividends have been reinvested . the comparison in the graph below is based solely on historical data and is not intended to forecast the possible future performance of our common stock . comparison of cumulative total return among advance auto parts , inc. , s&p 500 index and s&p 500 retail index company/index advance auto parts s&p 500 index s&p retail index december 30 , $ 100.00 100.00 100.00 december 29 , $ 108.00 104.24 january 3 , $ 97.26 january 2 , $ 116.01 january 1 , $ 190.41 101.84 december 31 , $ 201.18 104.81 .

1	company/index	december 30 2006	december 29 2007	january 3 2009	january 2 2010	january 1 2011	december 31 2011
2	advance auto parts	$ 100.00	$ 108.00	$ 97.26	$ 116.01	$ 190.41	$ 201.18
3	s&p 500 index	100.00	104.24	65.70	78.62	88.67	88.67
4	s&p retail index	100.00	82.15	58.29	82.36	101.84	104.81

stock price performance the following graph shows a comparison of the cumulative total return on our common stock , the standard & poor's 500 index and the standard & poor's 500 retail index . the graph assumes that the value of an investment in our common stock and in each such index was $ 100 on december 30 , 2006 , and that any dividends have been reinvested . the comparison in the graph below is based solely on historical data and is not intended to forecast the possible future performance of our common stock . comparison of cumulative total return among advance auto parts , inc. , s&p 500 index and s&p 500 retail index company/index advance auto parts s&p 500 index s&p retail index december 30 , $ 100.00 100.00 100.00 december 29 , $ 108.00 104.24 january 3 , $ 97.26 january 2 , $ 116.01 january 1 , $ 190.41 101.84 december 31 , $ 201.18 104.81 .

Question: what is the value of the s&p 500 index on january 3, 2009 less it at the end of 2006?
Answer: -34.3
stock price performance the following graph shows a comparison of the cumulative total return on our common stock , the standard & poor's 500 index and the standard & poor's 500 retail index . the graph assumes that the value of an investment in our common stock and in each such index was $ 100 on december 30 , 2006 , and that any dividends have been reinvested . the comparison in the graph below is based solely on historical data and is not intended to forecast the possible future performance of our common stock . comparison of cumulative total return among advance auto parts , inc. , s&p 500 index and s&p 500 retail index company/index advance auto parts s&p 500 index s&p retail index december 30 , $ 100.00 100.00 100.00 december 29 , $ 108.00 104.24 january 3 , $ 97.26 january 2 , $ 116.01 january 1 , $ 190.41 101.84 december 31 , $ 201.18 104.81 .

1	company/index	december 30 2006	december 29 2007	january 3 2009	january 2 2010	january 1 2011	december 31 2011
2	advance auto parts	$ 100.00	$ 108.00	$ 97.26	$ 116.01	$ 190.41	$ 201.18
3	s&p 500 index	100.00	104.24	65.70	78.62	88.67	88.67
4	s&p retail index	100.00	82.15	58.29	82.36	101.84	104.81

stock price performance the following graph shows a comparison of the cumulative total return on our common stock , the standard & poor's 500 index and the standard & poor's 500 retail index . the graph assumes that the value of an investment in our common stock and in each such index was $ 100 on december 30 , 2006 , and that any dividends have been reinvested . the comparison in the graph below is based solely on historical data and is not intended to forecast the possible future performance of our common stock . comparison of cumulative total return among advance auto parts , inc. , s&p 500 index and s&p 500 retail index company/index advance auto parts s&p 500 index s&p retail index december 30 , $ 100.00 100.00 100.00 december 29 , $ 108.00 104.24 january 3 , $ 97.26 january 2 , $ 116.01 january 1 , $ 190.41 101.84 december 31 , $ 201.18 104.81 .

Previous questions in this conversation: what is the value of the s&p 500 index on january 3, 2009 less it at the end of 2006?
Previous answers: -34.3
Question: what is that divided by 100?
Answer: -0.343
equity compensation plan information the following table presents the equity securities available for issuance under our equity compensation plans as of december 31 , 2017 . equity compensation plan information plan category number of securities to be issued upon exercise of outstanding options , warrants and rights ( 1 ) weighted-average exercise price of outstanding options , warrants and rights number of securities remaining available for future issuance under equity compensation plans ( excluding securities reflected in column ( a ) ) ( a ) ( b ) ( c ) equity compensation plans approved by security holders 448859 $ 0.00 4087587 equity compensation plans not approved by security holders ( 2 ) 2014 2014 2014 .

1	plan category	number of securities to be issued upon exercise of outstanding options warrants and rights ( 1 ) ( a ) ( b )	weighted-average exercise price of outstanding optionswarrants and rights	number of securities remaining available for future issuance under equity compensation plans ( excluding securitiesreflected in column ( a ) ) ( c )
2	equity compensation plans approved by security holders	448859	$ 0.00	4087587
3	equity compensation plans not approved by security holders ( 2 )	2014	2014	2014
4	total	448859	$ 0.00	4087587

( 1 ) includes grants made under the huntington ingalls industries , inc . 2012 long-term incentive stock plan ( the "2012 plan" ) , which was approved by our stockholders on may 2 , 2012 , and the huntington ingalls industries , inc . 2011 long-term incentive stock plan ( the "2011 plan" ) , which was approved by the sole stockholder of hii prior to its spin-off from northrop grumman corporation . of these shares , 27123 were stock rights granted under the 2011 plan . in addition , this number includes 28763 stock rights , 3075 restricted stock rights , and 389898 restricted performance stock rights granted under the 2012 plan , assuming target performance achievement . ( 2 ) there are no awards made under plans not approved by security holders . item 13 . certain relationships and related transactions , and director independence information as to certain relationships and related transactions and director independence will be incorporated herein by reference to the proxy statement for our 2018 annual meeting of stockholders , to be filed within 120 days after the end of the company 2019s fiscal year . item 14 . principal accountant fees and services information as to principal accountant fees and services will be incorporated herein by reference to the proxy statement for our 2018 annual meeting of stockholders , to be filed within 120 days after the end of the company 2019s fiscal year. .

Question: what is the number of securities to be issued upon exercise of outstanding options warrants and rights under equity compensation plans approved by security holders?
Answer: 448859
equity compensation plan information the following table presents the equity securities available for issuance under our equity compensation plans as of december 31 , 2017 . equity compensation plan information plan category number of securities to be issued upon exercise of outstanding options , warrants and rights ( 1 ) weighted-average exercise price of outstanding options , warrants and rights number of securities remaining available for future issuance under equity compensation plans ( excluding securities reflected in column ( a ) ) ( a ) ( b ) ( c ) equity compensation plans approved by security holders 448859 $ 0.00 4087587 equity compensation plans not approved by security holders ( 2 ) 2014 2014 2014 .

1	plan category	number of securities to be issued upon exercise of outstanding options warrants and rights ( 1 ) ( a ) ( b )	weighted-average exercise price of outstanding optionswarrants and rights	number of securities remaining available for future issuance under equity compensation plans ( excluding securitiesreflected in column ( a ) ) ( c )
2	equity compensation plans approved by security holders	448859	$ 0.00	4087587
3	equity compensation plans not approved by security holders ( 2 )	2014	2014	2014
4	total	448859	$ 0.00	4087587

( 1 ) includes grants made under the huntington ingalls industries , inc . 2012 long-term incentive stock plan ( the "2012 plan" ) , which was approved by our stockholders on may 2 , 2012 , and the huntington ingalls industries , inc . 2011 long-term incentive stock plan ( the "2011 plan" ) , which was approved by the sole stockholder of hii prior to its spin-off from northrop grumman corporation . of these shares , 27123 were stock rights granted under the 2011 plan . in addition , this number includes 28763 stock rights , 3075 restricted stock rights , and 389898 restricted performance stock rights granted under the 2012 plan , assuming target performance achievement . ( 2 ) there are no awards made under plans not approved by security holders . item 13 . certain relationships and related transactions , and director independence information as to certain relationships and related transactions and director independence will be incorporated herein by reference to the proxy statement for our 2018 annual meeting of stockholders , to be filed within 120 days after the end of the company 2019s fiscal year . item 14 . principal accountant fees and services information as to principal accountant fees and services will be incorporated herein by reference to the proxy statement for our 2018 annual meeting of stockholders , to be filed within 120 days after the end of the company 2019s fiscal year. .

Previous questions in this conversation: what is the number of securities to be issued upon exercise of outstanding options warrants and rights under equity compensation plans approved by security holders?
Previous answers: 448859.0
Question: and what is the number of securities remaining available for future issuance under those equity compensation plans?
Answer: 4087587
equity compensation plan information the following table presents the equity securities available for issuance under our equity compensation plans as of december 31 , 2017 . equity compensation plan information plan category number of securities to be issued upon exercise of outstanding options , warrants and rights ( 1 ) weighted-average exercise price of outstanding options , warrants and rights number of securities remaining available for future issuance under equity compensation plans ( excluding securities reflected in column ( a ) ) ( a ) ( b ) ( c ) equity compensation plans approved by security holders 448859 $ 0.00 4087587 equity compensation plans not approved by security holders ( 2 ) 2014 2014 2014 .

1	plan category	number of securities to be issued upon exercise of outstanding options warrants and rights ( 1 ) ( a ) ( b )	weighted-average exercise price of outstanding optionswarrants and rights	number of securities remaining available for future issuance under equity compensation plans ( excluding securitiesreflected in column ( a ) ) ( c )
2	equity compensation plans approved by security holders	448859	$ 0.00	4087587
3	equity compensation plans not approved by security holders ( 2 )	2014	2014	2014
4	total	448859	$ 0.00	4087587

( 1 ) includes grants made under the huntington ingalls industries , inc . 2012 long-term incentive stock plan ( the "2012 plan" ) , which was approved by our stockholders on may 2 , 2012 , and the huntington ingalls industries , inc . 2011 long-term incentive stock plan ( the "2011 plan" ) , which was approved by the sole stockholder of hii prior to its spin-off from northrop grumman corporation . of these shares , 27123 were stock rights granted under the 2011 plan . in addition , this number includes 28763 stock rights , 3075 restricted stock rights , and 389898 restricted performance stock rights granted under the 2012 plan , assuming target performance achievement . ( 2 ) there are no awards made under plans not approved by security holders . item 13 . certain relationships and related transactions , and director independence information as to certain relationships and related transactions and director independence will be incorporated herein by reference to the proxy statement for our 2018 annual meeting of stockholders , to be filed within 120 days after the end of the company 2019s fiscal year . item 14 . principal accountant fees and services information as to principal accountant fees and services will be incorporated herein by reference to the proxy statement for our 2018 annual meeting of stockholders , to be filed within 120 days after the end of the company 2019s fiscal year. .

Previous questions in this conversation: what is the number of securities to be issued upon exercise of outstanding options warrants and rights under equity compensation plans approved by security holders? and what is the number of securities remaining available for future issuance under those equity compensation plans?
Previous answers: 448859.0 4087587.0
Question: what is, then, the combined total of securities between those two numbers?
Answer: 4536446
supplementary information on oil and gas producing activities ( unaudited ) c o n t i n u e d summary of changes in standardized measure of discounted future net cash flows relating to proved oil and gas reserves ( in millions ) 2007 2006 2005 sales and transfers of oil and gas produced , net of production , transportation and administrative costs $ ( 4887 ) $ ( 5312 ) $ ( 3754 ) net changes in prices and production , transportation and administrative costs related to future production 12845 ( 1342 ) 6648 .

1	( in millions )	2007	2006	2005
2	sales and transfers of oil and gas produced net of production transportation and administrative costs	$ -4887 ( 4887 )	$ -5312 ( 5312 )	$ -3754 ( 3754 )
3	net changes in prices and production transportation and administrative costs related to future production	12845	-1342 ( 1342 )	6648
4	extensions discoveries and improved recovery less related costs	1816	1290	700
5	development costs incurred during the period	1654	1251	1030
6	changes in estimated future development costs	-1727 ( 1727 )	-527 ( 527 )	-552 ( 552 )
7	revisions of previous quantity estimates	290	1319	820
8	net changes in purchases and sales of minerals in place	23	30	4557
9	accretion of discount	1726	1882	1124
10	net change in income taxes	-6751 ( 6751 )	-660 ( 660 )	-6694 ( 6694 )
11	timing and other	-12 ( 12 )	-14 ( 14 )	307
12	net change for the year	4977	-2083 ( 2083 )	4186
13	beginning of year	8518	10601	6415
14	end of year	$ 13495	$ 8518	$ 10601
15	net change for the year from discontinued operations	$ 2013	$ -216 ( 216 )	$ 162

.

Question: what was the net change in development costs from 2006 to 2007?
Answer: 403
supplementary information on oil and gas producing activities ( unaudited ) c o n t i n u e d summary of changes in standardized measure of discounted future net cash flows relating to proved oil and gas reserves ( in millions ) 2007 2006 2005 sales and transfers of oil and gas produced , net of production , transportation and administrative costs $ ( 4887 ) $ ( 5312 ) $ ( 3754 ) net changes in prices and production , transportation and administrative costs related to future production 12845 ( 1342 ) 6648 .

1	( in millions )	2007	2006	2005
2	sales and transfers of oil and gas produced net of production transportation and administrative costs	$ -4887 ( 4887 )	$ -5312 ( 5312 )	$ -3754 ( 3754 )
3	net changes in prices and production transportation and administrative costs related to future production	12845	-1342 ( 1342 )	6648
4	extensions discoveries and improved recovery less related costs	1816	1290	700
5	development costs incurred during the period	1654	1251	1030
6	changes in estimated future development costs	-1727 ( 1727 )	-527 ( 527 )	-552 ( 552 )
7	revisions of previous quantity estimates	290	1319	820
8	net changes in purchases and sales of minerals in place	23	30	4557
9	accretion of discount	1726	1882	1124
10	net change in income taxes	-6751 ( 6751 )	-660 ( 660 )	-6694 ( 6694 )
11	timing and other	-12 ( 12 )	-14 ( 14 )	307
12	net change for the year	4977	-2083 ( 2083 )	4186
13	beginning of year	8518	10601	6415
14	end of year	$ 13495	$ 8518	$ 10601
15	net change for the year from discontinued operations	$ 2013	$ -216 ( 216 )	$ 162

.

Previous questions in this conversation: what was the net change in development costs from 2006 to 2007?
Previous answers: 403.0
Question: what were development costs in 2007?
Answer: 1654