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 4,109 291 280 125 122 250 313 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 COGS is cost of goods sold. What is the operating cash flow for 2011? O $1,823 O $1,766 O $1,644 O $1,226 O $1,367