Confused on this, as I do not see sales - cost unless it is the total income it is giving

Assets	2007	2008
Cash	$ 13,221	$ 11,729
Accounts receivables	31,323	37,909
Inventory	77,244	91,617
Total current assets	$121,788	$141,255
Net fixed assets	344,712	390,836
Total assets	$466,500	$532,091

Liabilities and Stockholders' Equity

Accounts payable	$ 38,549	$ 42,881
Notes payable	12,004	16,753
Deferred taxes	21,934	16,788
Total current liabilities	$ 72,487	$ 76,422
Long-term debt	78,445	61,290
Common stock	125,000	175,000
Retained earnings	190,568	219,379
Total liabilities and stockholders' equity	$466,500	$532,091

The company had a net income of $248,462, and depreciation expenses were equal to $72,487.