Task: Table-QA (source dataset: FinQA)

Task: 
You are given a table containing structured data and a natural language question referring to the table. Your goal is to analyze the table and provide an accurate and concise answer based on the given data.

Instructions:
1. Understand the Table: Examine the structure, headers, and data in the table. Identify relevant columns and rows related to the question.
2. Interpret the Question: Determine whether the question requires direct retrieval, aggregation, comparison, sorting, filtering, or inference.
3. Extract the Answer: Use logical reasoning and numerical operations (if necessary) to derive the correct response from the table.
4. Format the Answer: No explanation, return the answer in a structured JSON format: {"answer": <answer>}. If the question cannot be answered due to missing or ambiguous data, return a JSON response with {"answer": null}.

Table:
| unvested at december 31 2005   | stock-based performance awards 897200   |   weightedaverage grantdate fair value $ 14.97 | restricted stock awards 1971112   |   weightedaverage grantdate fair value $ 23.97 |
|:-------------------------------|:----------------------------------------|-----------------------------------------------:|:----------------------------------|-----------------------------------------------:|
| granted                        | 135696 ( a )                            |                                          38.41 | 437960                            |                                          40.45 |
| vested                         | -546896 ( 546896 )                      |                                          19.15 | -777194 ( 777194 )                |                                          20.59 |
| forfeited                      | -12000 ( 12000 )                        |                                          16.81 | -79580 ( 79580 )                  |                                          26.55 |
| unvested at december 31 2006   | 474000                                  |                                          16.81 | 1552298                           |                                          30.21 |
| granted                        | 393420 ( a )                            |                                          44.13 | 572897                            |                                          54.97 |
| vested                         | -867420 ( 867420 )                      |                                          29.2  | -557096 ( 557096 )                |                                          28.86 |
| forfeited                      | 2013                                    |                                        2013    | -40268 ( 40268 )                  |                                          34.55 |
| unvested at december 31 2007   | 2013                                    |                                        2013    | 1527831                           |                                          39.87 |

Question:
what was the total vesting date fair value of restricted stock awards which vested during 2007 , 2006 and 2005 in $ million?


pre_text: the following is a summary of stock-based performance award and restricted stock award activity .
stock-based performance awards weighted average grant date fair value restricted awards weighted average grant date fair value .
post_text: ( a ) additional shares were issued in 2006 and 2007 because the performance targets were exceeded for the 36-month performance periods related to the 2003 and 2004 grants .
during 2007 , 2006 and 2005 the weighted average grant date fair value of restricted stock awards was $ 54.97 , $ 40.45 and $ 27.21 .
the vesting date fair value of stock-based performance awards which vested during 2007 , 2006 and 2005 was $ 38 million , $ 21 million and $ 5 million .
the vesting date fair value of restricted stock awards which vested during 2007 , 2006 and 2005 was $ 29 million , $ 32 million and $ 13 million .
as of december 31 , 2007 , there was $ 37 million of unrecognized compensation cost related to restricted stock awards which is expected to be recognized over a weighted average period of 1.4 year .
25 .
stockholders 2019 equity common stock 2013 on april 25 , 2007 , marathon 2019s stockholders approved an increase in the number of authorized shares of common stock from 550 million to 1.1 billion shares , and the company 2019s board of directors subsequently declared a two-for-one split of the company 2019s common stock .
the stock split was effected in the form of a stock dividend distributed on june 18 , 2007 , to stockholders of record at the close of business on may 23 , 2007 .
stockholders received one additional share of marathon oil corporation common stock for each share of common stock held as of the close of business on the record date .
in addition , shares of common stock issued or issuable for stock-based awards under marathon 2019s incentive compensation plans were proportionately increased in accordance with the terms of the plans .
common stock and per share ( except par value ) information for all periods presented has been restated in the consolidated financial statements and notes to reflect the stock split .
during 2007 , 2006 and 2005 , marathon had the following common stock issuances in addition to shares issued for employee stock-based awards : 2022 on october 18 , 2007 , in connection with the acquisition of western discussed in note 6 , marathon distributed 29 million shares of its common stock valued at $ 55.70 per share to western 2019s shareholders .
2022 on june 30 , 2005 , in connection with the acquisition of ashland 2019s minority interest in mpc discussed in note 6 , marathon distributed 35 million shares of its common stock valued at $ 27.23 per share to ashland 2019s shareholders .
marathon 2019s board of directors has authorized the repurchase of up to $ 5 billion of common stock .
purchases under the program may be in either open market transactions , including block purchases , or in privately negotiated transactions .
the company will use cash on hand , cash generated from operations , proceeds from potential asset sales or cash from available borrowings to acquire shares .
this program may be changed based upon the company 2019s financial condition or changes in market conditions and is subject to termination prior to completion .
the repurchase program does not include specific price targets or timetables .
as of december 31 , 2007 , the company had acquired 58 million common shares at a cost of $ 2.520 billion under the program , including 16 million common shares acquired during 2007 at a cost of $ 822 million and 42 million common shares acquired during 2006 at a cost of $ 1.698 billion. .
label: 74
qa: answer: 74
steps: op: add1-1
arg1: 29
arg2: 32
res: 61
op: add1-2
arg1: #0
arg2: 13
res: 74
program: add(29, 32), add(#0, 13)
gold_inds: text_13: during 2007 , 2006 and 2005 , marathon had the following common stock issuances in addition to shares issued for employee stock-based awards : 2022 on october 18 , 2007 , in connection with the acquisition of western discussed in note 6 , marathon distributed 29 million shares of its common stock valued at $ 55.70 per share to western 2019s shareholders .
text_5: the vesting date fair value of restricted stock awards which vested during 2007 , 2006 and 2005 was $ 29 million , $ 32 million and $ 13 million .
exe_ans: 74
tfidftopn: text_4: the vesting date fair value of stock-based performance awards which vested during 2007 , 2006 and 2005 was $ 38 million , $ 21 million and $ 5 million .
program_re: add(add(29, 32), 13)
model_input: table_2
unvested at december 31 2005 the vested of stock-based performance awards 897200 is -546896 ( 546896 ) ; the vested of weightedaverage grantdate fair value $ 14.97 is 19.15 ; the vested of restricted stock awards 1971112 is -777194 ( 777194 ) ; the vested of weightedaverage grantdate fair value $ 23.97 is 20.59 ;
text_4
the vesting date fair value of stock-based performance awards which vested during 2007 , 2006 and 2005 was $ 38 million , $ 21 million and $ 5 million .
text_5
the vesting date fair value of restricted stock awards which vested during 2007 , 2006 and 2005 was $ 29 million , $ 32 million and $ 13 million .