C ONSOLIDATED S TATEMENTS OF I NCOME See notes to consolidated financial statements. Year Ended December 31,  2011  2010  2009  (millions, except per share data) TRUCK AND OTHER: Net sales and revenues  $ 15,325.9  $ 9,325.1 $ 7,076.7 Cost of sales and revenues  13,341.8 8,198.8 6,483.4 Research and development  288.2  238.5 199.2 Selling, general and administrative  452.9 392.8 348.4 Curtailment gain  (66.0) Interest and other expense, net  10.7 9.3 43.6 14,093.6 8,839.4 7,008.6 Truck and Other Income Before Income Taxes 1,232.3 485.7 68.1 FINANCIAL SERVICES: Interest and fees  423.1 421.6 501.8 Operating lease, rental and other income  606.2 546.2 508.0 Revenues 1,029.3 967.8 1,009.8 Interest and other borrowing expenses  181.3 213.0 291.8 Depreciation and other expense  476.2 451.6 456.1 Selling, general and administrative  94.0 88.7 86.5 Provision for losses on receivables  41.4 61.0 90.8 792.9 814.3 925.2 Financial Services Income Before Income Taxes 236.4 153.5 84.6 Investment income  38.2 21.1 22.3 Total Income Before Income Taxes 1,506.9 660.3 175.0 Income taxes  464.6 202.7 63.1 Net Income  $ 1,042.3  $ 457.6  $ 111.9 Net Income Per Share  Basic $  2.87 $ 1.25 $ .31 Diluted $  2.86 $ 1.25 $ .31 Weighted average number of common shares outstanding  Basic 363.3 365.0  363.8 Diluted 364.4 366.2  364.9 