pre_text: purchases of equity securities the following table provides information about our repurchases of our common stock registered pursuant to section 12 of the securities exchange act of 1934 during the quarter ended december 31 , 2014 . period ( a ) number of shares purchased average price paid per share total number of shares purchased as part of publicly announced plans or programs ( b ) amount available for future share repurchases under the plans or programs ( b ) ( in millions ) .
post_text: total 1269242 ( c ) $ 185.23 1212228 $ 3671 ( a ) we close our books and records on the last sunday of each month to align our financial closing with our business processes , except for the month of december , as our fiscal year ends on december 31 . as a result , our fiscal months often differ from the calendar months . for example , september 29 , 2014 was the first day of our october 2014 fiscal month . ( b ) in october 2010 , our board of directors approved a share repurchase program pursuant to which we are authorized to repurchase our common stock in privately negotiated transactions or in the open market at prices per share not exceeding the then-current market prices . on september 25 , 2014 , our board of directors authorized a $ 2.0 billion increase to the program . 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 . we also may make purchases under the program pursuant to rule 10b5-1 plans . the program does not have an expiration date . ( c ) during the quarter ended december 31 , 2014 , the total number of shares purchased included 57014 shares that were transferred to us by employees in satisfaction of minimum tax withholding obligations associated with the vesting of restricted stock units . these purchases were made pursuant to a separate authorization by our board of directors and are not included within the program. .
table: Period<sup>(a)</sup> Total Number of Shares Purchased Average Price Paid Per Share Total Number of Shares Purchased as Part of Publicly Announced Plans or Programs<sup>(b)</sup> Amount Available for Future Share Repurchases Under the Plans or Programs<sup>(b)</sup>  (in millions)
table: September 29, 2014 – October 26, 2014 399,259 $176.96 397,911 $3,825
table: October 27, 2014 – November 30, 2014 504,300 $187.74 456,904 $3,739
table: December 1, 2014 – December 31, 2014 365,683 $190.81 357,413 $3,671
table: Total 1,269,242<sup>(c)</sup> $185.23 1,212,228 $3,671
question: Analyse this data from a financial earnings document. what is the growth rate in the average price of the purchased shares from october to december 2014?