30 of 93 liquidity and capital resources the following table presents selected financial information and statistics for each of the last three fiscal years ( dollars in millions ) : .
what was the largest annual operating cash flow , in millions?
( a ) dso is based on ending net trade receivables and most recent quarterly net sales for each period . ( b ) days supply of inventory is based on ending inventory and most recent quarterly cost of sales for each period . ( c ) dpo is based on ending accounts payable and most recent quarterly cost of sales adjusted for the change in inventory . as of september 27 , 2003 , the company 2019s cash , cash equivalents , and short-term investments portfolio totaled $ 4.566 billion , an increase of $ 229 million from the end of fiscal 2002 . the company 2019s short-term investment portfolio consists primarily of investments in u.s . treasury and agency securities , u.s . corporate securities , and foreign securities . foreign securities consist primarily of foreign commercial paper , certificates of deposit and time deposits with foreign institutions , most of which are denominated in u.s . dollars . the company 2019s investments are generally liquid and investment grade . as a result of declining investment yields on the company 2019s cash equivalents and short-term investments resulting from substantially lower market interest rates during 2003 , the company has elected to reduce the average maturity of its portfolio to maintain liquidity for future investment opportunities when market interest rates increase . accordingly , during 2003 the company increased its holdings in short-term investment grade instruments , both in u.s . corporate and foreign securities , that are classified as cash equivalents and has reduced its holdings in longer-term u.s . corporate securities classified as short-term investments . although the company 2019s cash , cash equivalents , and short-term investments increased in 2003 , the company 2019s working capital at september 27 , 2003 decreased by $ 200 million as compared to the end of fiscal 2002 due primarily to the current year reclassification of the company 2019s long-term debt as a current obligation resulting from its scheduled maturity in february 2004 . the primary sources of total cash and cash equivalents in fiscal 2003 were $ 289 million in cash generated by operating activities and $ 53 million in proceeds from the issuance of common stock , partially offset by $ 164 million utilized for capital expenditures and $ 26 million for the repurchase of common stock . the company believes its existing balances of cash , cash equivalents , and short-term investments will be sufficient to satisfy its working capital needs , capital expenditures , debt obligations , stock repurchase activity , outstanding commitments , and other liquidity requirements associated with its existing operations over the next 12 months . the company currently has debt outstanding in the form of $ 300 million of aggregate principal amount 6.5% ( 6.5 % ) unsecured notes that were originally issued in 1994 . the notes , which pay interest semiannually , were sold at 99.925% ( 99.925 % ) of par , for an effective yield to maturity of 6.51% ( 6.51 % ) . the notes , along with approximately $ 4 million of unamortized deferred gains on closed interest rate swaps , are due in february 2004 and therefore have been classified as current debt as of september 27 , 2003 . the company currently anticipates utilizing its existing cash balances to settle these notes when due . capital expenditures the company 2019s total capital expenditures were $ 164 million during fiscal 2003 , $ 92 million of which were for retail store facilities and equipment related to the company 2019s retail segment and $ 72 million of which were primarily for corporate infrastructure , including information systems enhancements and operating facilities enhancements and expansions . the company currently anticipates it will utilize approximately $ 160 million for capital expenditures during 2004 , approximately $ 85 million of which is expected to be utilized for further expansion of the company 2019s retail segment and the remainder utilized to support normal replacement of existing capital assets and enhancements to general information technology infrastructure . stock repurchase plan in july 1999 , the company's board of directors authorized a plan for the company to repurchase up to $ 500 million of its common stock . this repurchase plan does not obligate the company to acquire any specific number of shares or acquire shares over any specified period of time. .