How many shares of common stock were outstanding on September 28, 2013 and how many were oustanding on September 27, 2014? how is this determined?

In millions, except number of shares which are reflected in thousands and per share amounts) Years ended September 27, 2014 September 28, 2013 September 29, 2012 Net sales $ 182,795 170,910 $156,508 Cost of sales 112,258 106,606 87,846 68,662 Gross margin 0,537 64.304 Operating expenses: 6,041 11,993 18,034 52,503 980 53,483 13,973 4.475 10,830 15.305 48,999 1.156 50,155 13,118 39,510 $ 37,037 41,733 3,381 10,040 13,421 55,241 522 55,763 14,030 Selling, general and administrative Total operating expenses Operating income Other income/(expense), net Income before provision for income taxes Provision for income taxes Net income Earnings per share: Basic 6.49 5.72 6.38 Diluted $ 6.45 5.68$6.31 Shares used in computing earnings per share: Basic 6,085,572 6,477,320 6,543,726 6,122,663 6,521,634 6,617.483 Diluted Cash dividends declared per common share $ 182 64$0.38