Calculate the following financial ratios:

A) Gross Profit Margin

B) Operating Profit Margin

C) Net Profit Margin

D) Return on Stockholders' equity

Total Revenue: 166,761,000

Operating Revenue: 166,761,000

Cost of Revenue: 144,939,000

Gross Profit: 21,822,000

Operating Expense: 16,387,000

Selling General and Administration: 16,332,000

Other Operating Expenses: 55,000

Operating Income: 5,435,000

Net Non Operating Interest Income Expense: -71,000

Interest Income Non Operating: 89,000

Interest Expense Non Operating: 160,000

Other Income Expense: 3,000

Gain on Sale of Security: 7,000

Other Non Operating Income Expenses: -4,000

Pretax Income: 5,367,000

Tax Provision: 1,308,000

Net Income Common Stockholders: 4,002,000

Net Income: 4,002,000

Net Income Including Non-Controlling Interest: 4,059,000

Minority Interest: -57,000

Diluted NI Available to Com Stockholders: 4,002,000

Basic EPS: 9.05

Diluted EPS: 9.02

Basic Average Shares: 442,297

Diluted Average Shares: 443,901

Total Operating Income as Reported: 5,435,000

Total Expenses: 161,326,000

Net Income from Continuing & Discontinued Operation: 4,002,000

Normalized Income: 3,996,708

Interest Income: 89,000

Interest Expense: 160,000

Net Interest Income: -71,000

EBIT: 5,527,000

EBITDA: -

Reconciled Cost of Revenue: 144,939,000

Reconciled Depreciation: 1,645,000

Net Income from Continuing Operation Net Minority Interest: 4,002,000

Total Unusual Items Excluding Goodwill: 7,000

Total Unusual Items: 7,000

Normalized EBITA: 7,165,000

Tax Rate for Calcs: 0

Tax Effect of Unusual Items: 1,708