pre_text: issuer purchases of equity securities the following table provides information about our repurchases of common stock during the three-month period ended december 31 , 2012 . period total number of shares purchased average price paid per total number of shares purchased as part of publicly announced program ( a ) amount available for future share repurchases the program ( b ) ( in millions ) .
post_text: ( a ) we repurchased a total of 3.1 million shares of our common stock for $ 286 million during the quarter ended december 31 , 2012 under a share repurchase program that we announced in october 2010 . ( b ) our board of directors has approved a share repurchase program for the repurchase of our common stock from time-to-time , authorizing an amount available for share repurchases of $ 6.5 billion . under the program , management has discretion to determine the dollar amount of shares to be repurchased and the timing of any repurchases in compliance with applicable law and regulation . the program does not have an expiration date . as of december 31 , 2012 , we had repurchased a total of 54.3 million shares under the program for $ 4.2 billion. .
table: Period Total Number of Shares Purchased Average Price Paid Per Share Total Number of Shares Purchased as Part of Publicly Announced Program<sup>(</sup><sup>a</sup><sup>)</sup> Amount Available for Future Share Repurchases Under the Program<sup>(</sup><sup>b</sup><sup>)</sup> (in millions)
table: October 1, 2012 – October 28, 2012 842,445 $93.38 842,445 $2,522
table: October 29, 2012 – November 25, 2012 872,973 90.86 872,973 2,443
table: November 26, 2012 – December 31, 2012 1,395,288 92.02 1,395,288 2,315
table: Total 3,110,706 $92.07 3,110,706 $2,315
question: Analyse this data from a financial earnings document. as of december 31 , 2012 , what was the year to date percent of the share repurchase under the program for $ 4.2 billion..\\n