| | 2009 | 2008 | 2007 | 2006 | 2005 | | Period End Date | 01/31/2009 | 01/31/2008 | 01/31/2007 | 01/31/2006 | 01/31/2005 | | Period Length | 12 Months | 12 Months | 12 Months | 12 Months | 12 Months | | Stmt Source | 10-K | 10-K | 10-K | 10-K | 10-K | | Stmt Source Date | 04/01/2009 | 04/01/2009 | 04/01/2009 | 03/27/2007 | 03/27/2007 | | Stmt Update Type | Updated | Restated | Restated | Restated | Restated | | | | | | | | | Revenue | 401,244.0 | 374,307.0 | 344,759.0 | 308,945.0 | 281,488.0 | | Other Revenue, Total | 4,363.0 | 4,169.0 | 3,609.0 | 3,156.0 | 2,822.0 | | Total Revenue | 405,607.0 | 378,476.0 | 348,368.0 | 312,101.0 | 284,310.0 | | | | | | | | | Cost of Revenue, Total | 306,158.0 | 286,350.0 | 263,979.0 | 237,649.0 | 216,832.0 | | Gross Profit | 95,086.0 | 87,957.0 | 80,780.0 | 71,296.0 | 64,656.0 | | | | | | | | | Selling/General/Administrative Expenses, Total | 76,651.0 | 70,174.0 | 63,892.0 | 55,739.0 | 50,178.0 | | Research & Development | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Depreciation/Amortization | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Interest Expense (Income), Net Operating | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Unusual Expense (Income) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Other Operating Expenses, Total | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Operating Income | 22,798.0 | 21,952.0 | 20,497.0 | 18,713.0 | 17,300.0 | | | | | | | | | Interest Income (Expense), Net Non-Operating | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Gain (Loss) on Sale of Assets | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Other, Net | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Income Before Tax | 20,898.0 | 20,158.0 | 18,968.0 | 17,535.0 | 16,320.0 | | | | | | | | | Income Tax - Total | 7,145.0 | 6,889.0 | 6,354.0 | 5,803.0 | 5,589.0 | | Income After Tax | 13,753.0 | 13,269.0 | 12,614.0 | 11,732.0 | 10,731.0 | | | | | | | | | Minority Interest | -499.0 | -406.0 | -425.0 | -324.0 | -249.0 | | Equity In Affiliates | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | U.S. GAAP Adjustment | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Net Income Before Extra. Items | 13,254.0 | 12,863.0 | 12,189.0 | 11,408.0 | 10,482.0 | | | | | | | |  Total Extraordinary Items | 146.0 | -132.0 | -905.0 | -177.0 | -215.0 | | Discontinued Operations | 146.0 | -132.0 | -905.0 | -177.0 | -215.0 |
| | Net Income | 13,400.0 | 12,731.0 | 11,284.0 | 11,231.0 | 10,267.0 | | | | | | | | | | | | | | | Total Adjustments to Net Income | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | Preferred Dividends | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | General Partners' Distributions | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| | | | | | | | | Basic Weighted Average Shares | 3,939.0 | 4,066.0 | 4,164.0 | 4,183.0 | 4,259.0 | | Basic EPS Excluding Extraordinary Items | 3.36 | 3.16 | 2.93 | 2.73 | 2.46 | | Basic EPS Including Extraordinary Items | 3.4 | 3.13 | 2.71 | 2.68 | 2.41 | | | | | | | | | Diluted Weighted Average Shares | 3,951.0 | 4,072.0 | 4,168.0 | 4,188.0 | 4,266.0 | | Diluted EPS Excluding Extrordinary Items | 3.35 | 3.16 | 2.92 | 2.72 | 2.46 | | Diluted EPS Including Extraordinary Items | 3.39 | 3.13 | 2.71 | 2.68 | 2.41 | | | | | | | | | Dividends per Share - Common Stock Primary Issue | 0.95 | 0.88 | 0.67 | 0.6 | 0.52 | | Gross Dividends - Common Stock | 3,746.0 | 3,586.0 | 2,802.0 | 2,511.0 | 2,214.0 | | Interest Expense, Supplemental | 2,184.0 | 2,103.0 | 1,809.0 | 1,420.0 | 1,184.0 | | Depreciation, Supplemental | 6,700.0 | 6,300.0 | 5,500.0 | 4,645.0 | 4,185.0 | | | | | | | | | Normalized EBITDA | 29,498.0 | 28,252.0 | 25,997.0 | 23,358.0 | 21,485.0 | | Normalized EBIT | 22,798.0 | 21,952.0 | 20,497.0 | 18,713.0 | 17,300.0 | | Normalized Income Before Tax | 20,898.0 | 20,158.0 | 18,968.0 | 17,535.0 | 16,320.0 | | Normalized Income After Taxes | 13,753.0 | 13,269.0 | 12,614.0 | 11,732.0 | 10,731.0 | | Normalized Income Available to Common | 13,254.0 | 12,863.0 | 12,189.0 | 11,408.0 | 10,482.0 | | | | | | | | | Basic Normalized EPS | 3.36 | 3.16 | 2.93 | 2.73 | 2.46 | | Diluted Normalized EPS | 3.35 | 3.16 | 2.92 | 2.72 | 2.46 |
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