What is the operating cash flow for 2011? M & M Foods Sales COGS Interest Depreciation Cash Accounts receivables Current liabilities Inventory Long-term debt Net fixed assets Common stock Taxes 2010 2011 $5,831 $6,423 3,670 4,300 291 280 125 200 250 313 1,092 1,162 717 1,051 1,495 1,521 2,400 1,100 4,006 4,123 1,900 2,100 590 670 O $1,277 O $1,398 $1,453 O $1,729 O $1,789