| PERIOD ENDING | 30-Apr-09 | 30-Apr-08 | 30-Apr-07 | | Total Revenue | 247,662 | 215,746 | 173,721 | | Cost of Revenue | 159,065 | 137,199 | 105,239 | | | Gross Profit | 88,597 | 78,547 | 68,482 | | | Operating Expenses | | Research Development | 21,798 | 16,441 | 13,940 | | Selling General and Administrative | 34,246 | 33,662 | 24,041 | | Non Recurring |
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| | | | Total Operating Expenses |
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| | | | Operating Income or Loss | 32,553 | 28,444 | 30,501 | | | Income from Continuing Operations | | Total Other Income/Expenses Net | 1,244 | 3,796 | 1,707 | | Earnings Before Interest And Taxes | 33,797 | 32,240 | 32,208 | | Interest Expense |
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| 1 | 6 | | Income Before Tax | 33,797 | 32,239 | 32,202 | | Income Tax Expense | 9,552 | 10,853 | 11,484 | | Minority Interest |
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| | | | Net Income From Continuing Ops | 24,245 | 21,386 | 20,718 | | | Non-recurring Events | | Discontinued Operations |
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| | Extraordinary Items |
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| | Effect Of Accounting Changes |
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| | Other Items |
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| | | | Net Income | 24,245 | 21,386 | 20,718 | | Preferred Stock And Other Adjustments |
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| | | Net Income Applicable To Common Shares | $24,245 | $21,386 | $20,718 |
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