| PERIOD ENDING | 31-May-09 | 31-May-08 | 31-May-07 | | Total Revenue | 19,176,100 | 18,627,000 | 16,325,900 | | Cost of Revenue | 10,571,700 | 10,239,600 | 9,165,400 | | | Gross Profit | 8,604,400 | 8,387,400 | 7,160,500 | | | Operating Expenses | | Research Development |
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| | Selling General and Administrative | 6,149,600 | 5,953,700 | 5,028,700 | | Non Recurring | 596,300 |
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| | Others |
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| | | | Total Operating Expenses |
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| | | | Operating Income or Loss | 1,858,500 | 2,433,700 | 2,131,800 | | | Income from Continuing Operations | | Total Other Income/Expenses Net | 98,000 | 69,200 | 68,100 | | Earnings Before Interest And Taxes | 1,956,500 | 2,502,900 | 2,199,900 | | Interest Expense |
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| | Income Before Tax | 1,956,500 | 2,502,900 | 2,199,900 | | Income Tax Expense | 469,800 | 619,500 | 708,400 | | Minority Interest |
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| | | | Net Income From Continuing Ops | 1,486,700 | 1,883,400 | 1,491,500 | | | 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 | 1,486,700 | 1,883,400 | 1,491,500 | | Preferred Stock And Other Adjustments |
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| | | Net Income Applicable To Common Shares | $1,486,700 | $1,883,400 | $1,491,500 |
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