2019 2018 2017 2016 2015 2014 Net Income After Taxes 8.58 8.34 10.17 9.34 9.84 8.72 Total Revenue 19.55 16.67 17.85 18.65 19.93 17.97 Total Operating Expense 13.08 10.77 12.86 12.53 12.37 12.03 Income Available to Common Including Extraordi.. 8.57 8.34 10.17 9.33 9.83 8.72 Revenue 19.55 16.67 17.85 18.65 19.93 17.97 Diluted Weighted Average Shares 92.72 93.41 94.24 94.22 96.23 98.65 8.57 Net Income 8.34 10.17 9.33 9.83 8.72 Dituted Net Income 8.57 8.34 10.17 9.33 9.83 8.72 0.00 Minority Interest 0.00 0.00 0.00 -0.01 0.00 0.32 0.32 Provision for Income Taxes 0.38 0.36 0.36 0.35 0.09 0.09 0.11 0.10 0.10 0.09 Diluted Earnings per Share (EPS) Excluding Extra. 6.48 5.89 4.99 5.12 7.56 5.94 Operating Income 0.09 0.09 0.09 0.11 0.10 0.10 Diluted Normalized Earnings per Share (EPS) 0.04 0.05 0.06 0.05 0.05 0.05 Dividends per Share - Common Stock Primary 1$. 14.00 14.52 17.38 14.81 14.53 15.30 Cost of Revenue, Total 0:17 0.14 0.29 Depreciation/Amortization 30.12 8:57 8.34 9.33 9.83 Furnitin 8.72 vitems 0.32 0.38 Diluted Earnings per Share (EPS) Excluding Extra. 0.36 0.36 0.09 0.09 0.11 0.10 Operating Income 0.10 6.48 5.89 4.99 6.12 Diluted Normalized Earnings per Share (EPS) 7.56 0.09 0.09 0.11 0.10 0.10 Dividends per Share - Common Stock Primary Iss... 0.04 0.05 0.06 0.05 0.05 Cost of Revenue, Total 17.38 14.00 14.52 14.81 15.30 Depreciation/Amortization 0.17 0.14 0.29 Net Income Before Extraordinary Items 8.57 8.34 10.17 9.33 9.83 Net Income Before Taxes 8.89 8.66 10.55 9.70 10.20 Gross Profit 2.17 2.67 3.33 3.83 4.63 Other Operating Expenses. Total -7.11 -5.69 -4.65 -4.69 -5.07 8.57 8.34 Income Available to Common Excluding Extraordi. 10.17 9.33 9.83 2.42 5.56 2.77 3.58 2.64 Interest Income (Expense). Net-Non-Operating. L. 1 Unusual Expense (Income) 2.64 232 2.70 2:41 2.14 Selling/General/Admin. Expenses. Total From this data what represent (sales) and if not mention how can I calculated