notes to the consolidated financial statements at a price equal to 101% ( 101 % ) of their principal amount plus accrued and unpaid interest . cash proceeds from the sale of these notes was $ 983 million ( net of discount and issuance costs ) . the discount and issuance costs related to these notes , which totaled $ 17 million , will be amortized to interest expense over the respective terms of the notes . in august 2010 , ppg entered into a three-year credit agreement with several banks and financial institutions ( the 201ccredit agreement 201d ) . the credit agreement provides for a $ 1.2 billion unsecured revolving credit facility . in connection with entering into this credit agreement , the company terminated its 20ac650 million and its $ 1 billion revolving credit facilities that were each set to expire in 2011 . there were no outstanding amounts due under either revolving facility at the times of their termination . the company has the ability to increase the size of the credit agreement by up to an additional $ 300 million , subject to the receipt of lender commitments and other conditions . the credit agreement will terminate and all amounts outstanding will be due and payable on august 5 , 2013 . the credit agreement provides that loans will bear interest at rates based , at the company 2019s option , on one of two specified base rates plus a margin based on certain formulas defined in the credit agreement . additionally , the credit agreement contains a commitment fee on the amount of unused commitment under the credit agreement ranging from 0.125% ( 0.125 % ) to 0.625% ( 0.625 % ) per annum . the applicable interest rate and the fee will vary depending on the ratings established by standard & poor 2019s financial services llc and moody 2019s investor service inc . for the company 2019s non-credit enhanced , long- term , senior , unsecured debt . there were no amounts outstanding under the credit agreement at december 31 , 2011 ; however , the available borrowing rate on a one month , u.s . dollar denominated borrowing would have been 1.05 percent . the credit agreement contains usual and customary restrictive covenants for facilities of its type , which include , with specified exceptions , limitations on the company 2019s ability to create liens or other encumbrances , to enter into sale and leaseback transactions and to enter into consolidations , mergers or transfers of all or substantially all of its assets . the credit agreement also requires the company to maintain a ratio of total indebtedness to total capitalization , as defined in the credit agreement , of 60 percent or less . the credit agreement contains customary events of default that would permit the lenders to accelerate the repayment of any loans , including the failure to make timely payments when due under the credit agreement or other material indebtedness , the failure to satisfy covenants contained in the credit agreement , a change in control of the company and specified events of bankruptcy and insolvency . ppg 2019s non-u.s . operations have uncommitted lines of credit totaling $ 679 million of which $ 36 million was used as of december 31 , 2011 . these uncommitted lines of credit are subject to cancellation at any time and are generally not subject to any commitment fees . short-term debt outstanding as of december 31 , 2011 and 2010 , was as follows : ( millions ) 2011 2010 other , weighted average 3.72% ( 3.72 % ) as of dec . 31 , 2011 and 3.39% ( 3.39 % ) as of december 31 , 2010 33 24 total $ 33 $ 24 ppg is in compliance with the restrictive covenants under its various credit agreements , loan agreements and indentures . the company 2019s revolving credit agreements include a financial ratio covenant . the covenant requires that the amount of total indebtedness not exceed 60% ( 60 % ) of the company 2019s total capitalization excluding the portion of accumulated other comprehensive income ( loss ) related to pensions and other postretirement benefit adjustments . as of december 31 , 2011 , total indebtedness was 43 percent of the company 2019s total capitalization excluding the portion of accumulated other comprehensive income ( loss ) related to pensions and other postretirement benefit adjustments . additionally , substantially all of the company 2019s debt agreements contain customary cross-default provisions . those provisions generally provide that a default on a debt service payment of $ 10 million or more for longer than the grace period provided ( usually 10 days ) under one agreement may result in an event of default under other agreements . none of the company 2019s primary debt obligations are secured or guaranteed by the company 2019s affiliates . interest payments in 2011 , 2010 and 2009 totaled $ 212 million , $ 189 million and $ 201 million , respectively . in october 2009 , the company entered into an agreement with a counterparty to repurchase up to 1.2 million shares of the company 2019s stock of which 1.1 million shares were purchased in the open market ( 465006 of these shares were purchased as of december 31 , 2009 at a weighted average price of $ 56.66 per share ) . the counterparty held the shares until september of 2010 when the company paid $ 65 million and took possession of these shares . in december 2008 , the company entered into an agreement with a counterparty to repurchase 1.5 million 44 2011 ppg annual report and form 10-k .

2011: other weighted average 3.72% ( 3.72 % ) as of dec . 31 2011 and 3.39% ( 3.39 % ) as of december 31 2010: 33
total: 33
2010: other weighted average 3.72% ( 3.72 % ) as of dec . 31 2011 and 3.39% ( 3.39 % ) as of december 31 2010: 24
total: 24

notes to the consolidated financial statements at a price equal to 101% ( 101 % ) of their principal amount plus accrued and unpaid interest . cash proceeds from the sale of these notes was $ 983 million ( net of discount and issuance costs ) . the discount and issuance costs related to these notes , which totaled $ 17 million , will be amortized to interest expense over the respective terms of the notes . in august 2010 , ppg entered into a three-year credit agreement with several banks and financial institutions ( the 201ccredit agreement 201d ) . the credit agreement provides for a $ 1.2 billion unsecured revolving credit facility . in connection with entering into this credit agreement , the company terminated its 20ac650 million and its $ 1 billion revolving credit facilities that were each set to expire in 2011 . there were no outstanding amounts due under either revolving facility at the times of their termination . the company has the ability to increase the size of the credit agreement by up to an additional $ 300 million , subject to the receipt of lender commitments and other conditions . the credit agreement will terminate and all amounts outstanding will be due and payable on august 5 , 2013 . the credit agreement provides that loans will bear interest at rates based , at the company 2019s option , on one of two specified base rates plus a margin based on certain formulas defined in the credit agreement . additionally , the credit agreement contains a commitment fee on the amount of unused commitment under the credit agreement ranging from 0.125% ( 0.125 % ) to 0.625% ( 0.625 % ) per annum . the applicable interest rate and the fee will vary depending on the ratings established by standard & poor 2019s financial services llc and moody 2019s investor service inc . for the company 2019s non-credit enhanced , long- term , senior , unsecured debt . there were no amounts outstanding under the credit agreement at december 31 , 2011 ; however , the available borrowing rate on a one month , u.s . dollar denominated borrowing would have been 1.05 percent . the credit agreement contains usual and customary restrictive covenants for facilities of its type , which include , with specified exceptions , limitations on the company 2019s ability to create liens or other encumbrances , to enter into sale and leaseback transactions and to enter into consolidations , mergers or transfers of all or substantially all of its assets . the credit agreement also requires the company to maintain a ratio of total indebtedness to total capitalization , as defined in the credit agreement , of 60 percent or less . the credit agreement contains customary events of default that would permit the lenders to accelerate the repayment of any loans , including the failure to make timely payments when due under the credit agreement or other material indebtedness , the failure to satisfy covenants contained in the credit agreement , a change in control of the company and specified events of bankruptcy and insolvency . ppg 2019s non-u.s . operations have uncommitted lines of credit totaling $ 679 million of which $ 36 million was used as of december 31 , 2011 . these uncommitted lines of credit are subject to cancellation at any time and are generally not subject to any commitment fees . short-term debt outstanding as of december 31 , 2011 and 2010 , was as follows : ( millions ) 2011 2010 other , weighted average 3.72% ( 3.72 % ) as of dec . 31 , 2011 and 3.39% ( 3.39 % ) as of december 31 , 2010 33 24 total $ 33 $ 24 ppg is in compliance with the restrictive covenants under its various credit agreements , loan agreements and indentures . the company 2019s revolving credit agreements include a financial ratio covenant . the covenant requires that the amount of total indebtedness not exceed 60% ( 60 % ) of the company 2019s total capitalization excluding the portion of accumulated other comprehensive income ( loss ) related to pensions and other postretirement benefit adjustments . as of december 31 , 2011 , total indebtedness was 43 percent of the company 2019s total capitalization excluding the portion of accumulated other comprehensive income ( loss ) related to pensions and other postretirement benefit adjustments . additionally , substantially all of the company 2019s debt agreements contain customary cross-default provisions . those provisions generally provide that a default on a debt service payment of $ 10 million or more for longer than the grace period provided ( usually 10 days ) under one agreement may result in an event of default under other agreements . none of the company 2019s primary debt obligations are secured or guaranteed by the company 2019s affiliates . interest payments in 2011 , 2010 and 2009 totaled $ 212 million , $ 189 million and $ 201 million , respectively . in october 2009 , the company entered into an agreement with a counterparty to repurchase up to 1.2 million shares of the company 2019s stock of which 1.1 million shares were purchased in the open market ( 465006 of these shares were purchased as of december 31 , 2009 at a weighted average price of $ 56.66 per share ) . the counterparty held the shares until september of 2010 when the company paid $ 65 million and took possession of these shares . in december 2008 , the company entered into an agreement with a counterparty to repurchase 1.5 million 44 2011 ppg annual report and form 10-k .

Questions:
what were total interest payments in 2010?
what were they in 2009?
what is the net change in values?
what was the 2009 value?
what is the net change divided by the 2009 value?

Answers:
189
201
-12
201
-6%