How much did Target spend to repurchase common stock in FY 2017 and 2016? Why would a company like Target repurchase their shares? Is this a good use of Targets funds.

Consolidated Statements of Cash Flows (millions) Operating activities Net earnings Earnings from discontinued operations, net of tax Net earnings from continuing operations Adjustments to reconcile net earnings to cash provided by operations 2017 2016 2015 2,737 $ 3,363 2,928 2,669 3,321 Depreciation and amortization Share-based compensation expense Deferred income taxes Gain on sale Loss on debt extinguishment Noncash (gains) / losses and other, net Changes in operating accounts 2,445 2,298 192) (322) (620) 123 422 Inventory Other assets Accounts payable Accrued and other liabilities 293 (168 1,307 450 6,849 Cash provided by operating activities-continuing operations Cash provided by operating activities-discontinued operations Cash provided by operations Investing activities (350) 5,329 107 5,436 704 6,923 5,958 (2,533) 31 Expenditures for property and equipment Proceeds from disposal of property and equipment Proceeds from sale of businesses Cash paid for acquisitions, net of cash assumed Other investments (1,438) 1,875 (55) 3,075) Cash (required for) / provided by investing activities-continuing operations Cash provided by investing activities-discontinued operations Cash required for)/ provided by investing activities Financing activities (1,473 489 (3,075) (1,473) 508 Additions to long-term debt Reductions of long-term debt Dividends paid Repurchase of stock Stock option exercises (85) (1,362) (3,483) 300 (4,630) 1,836 2,210 4,046 (1,338) (1,046) (1,348) (3,706) Cash required for financing activities Net increase / (decrease) in cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Supplemental information 221 (5,497) (1,534) 4,046 2,512 $ 2.512 2643 $ 678 $ 999 $ Interest paid, net of capitalized interest Income taxes paid / (refunded) Property and equipment acquired through capital lease obligations 604 (127 126 1,514 238