five-year performance comparison 2013 the following graph provides an indicator of cumulative total shareholder returns for the corporation as compared to the peer group index ( described above ) , the dj trans , and the s&p 500 .the graph assumes that $ 100 was invested in the common stock of union pacific corporation and each index on december 31 , 2007 and that all dividends were reinvested .purchases of equity securities 2013 during 2012 , we repurchased 13804709 shares of our common stock at an average price of $ 115.33 .the following table presents common stock repurchases during each month for the fourth quarter of 2012 : period total number of shares purchased [a] average price paid per share total number of shares purchased as part of a publicly announced plan or program [b] maximum number of shares that may yet be purchased under the plan or program [b] . period                   | total number ofsharespurchased [a] | averageprice paidper share | total number of sharespurchased as part of apublicly announced planor program [b] | maximum number ofshares that may yetbe purchased under the planor program [b]
oct . 1 through oct . 31 | 1068414                            | 121.70                     | 1028300                                                                           | 16041399                                                                     
nov . 1 through nov . 30 | 659631                             | 120.84                     | 655000                                                                            | 15386399                                                                     
dec . 1 through dec . 31 | 411683                             | 124.58                     | 350450                                                                            | 15035949                                                                     
total                    | 2139728                            | $ 121.99                   | 2033750                                                                           | n/a                                                                           [a] total number of shares purchased during the quarter includes approximately 105978 shares delivered or attested to upc by employees to pay stock option exercise prices , satisfy excess tax withholding obligations for stock option exercises or vesting of retention units , and pay withholding obligations for vesting of retention shares .[b] on april 1 , 2011 , our board of directors authorized the repurchase of up to 40 million shares of our common stock by march 31 , 2014 .these repurchases may be made on the open market or through other transactions .our management has sole discretion with respect to determining the timing and amount of these transactions. .
Question: what was the number of shares authorized for repurchase?
Steps: Ask for number 40
Answer: 40.0
Question: what is that times 1000000?
Steps: multiply(40, const_1000000)
Answer: 40000000.0
Question: what is the ratio of shares repurchased to those authorized?

Read the following texts and table with financial data from an S&P 500 earnings report carefully.Based on the question-answer history (if provided), answer the last question. The answer may require mathematical calculation based on the data provided.
five-year performance comparison 2013 the following graph provides an indicator of cumulative total shareholder returns for the corporation as compared to the peer group index ( described above ) , the dj trans , and the s&p 500 .the graph assumes that $ 100 was invested in the common stock of union pacific corporation and each index on december 31 , 2007 and that all dividends were reinvested .purchases of equity securities 2013 during 2012 , we repurchased 13804709 shares of our common stock at an average price of $ 115.33 .the following table presents common stock repurchases during each month for the fourth quarter of 2012 : period total number of shares purchased [a] average price paid per share total number of shares purchased as part of a publicly announced plan or program [b] maximum number of shares that may yet be purchased under the plan or program [b] . period                   | total number ofsharespurchased [a] | averageprice paidper share | total number of sharespurchased as part of apublicly announced planor program [b] | maximum number ofshares that may yetbe purchased under the planor program [b]
oct . 1 through oct . 31 | 1068414                            | 121.70                     | 1028300                                                                           | 16041399                                                                     
nov . 1 through nov . 30 | 659631                             | 120.84                     | 655000                                                                            | 15386399                                                                     
dec . 1 through dec . 31 | 411683                             | 124.58                     | 350450                                                                            | 15035949                                                                     
total                    | 2139728                            | $ 121.99                   | 2033750                                                                           | n/a                                                                           [a] total number of shares purchased during the quarter includes approximately 105978 shares delivered or attested to upc by employees to pay stock option exercise prices , satisfy excess tax withholding obligations for stock option exercises or vesting of retention units , and pay withholding obligations for vesting of retention shares .[b] on april 1 , 2011 , our board of directors authorized the repurchase of up to 40 million shares of our common stock by march 31 , 2014 .these repurchases may be made on the open market or through other transactions .our management has sole discretion with respect to determining the timing and amount of these transactions. .
Question: what was the number of shares authorized for repurchase?
Steps: Ask for number 40
Answer: 40.0
Question: what is that times 1000000?
Steps: multiply(40, const_1000000)
Answer: 40000000.0
Question: what is the ratio of shares repurchased to those authorized?
