| Revenue | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 |
| Total Revenue | 16,403,000 | 15,567,000 | 15,248,000 | 15,034,000 |
| Cost of Revenue | - | - | - | - |
| Gross Profit | 16,403,000 | 15,567,000 | 15,248,000 | 15,034,000 |
| Operating Expenses |
| Research Development | - | - | - | - |
| Selling General and Administrative | 9,399,000 | 9,093,000 | 8,726,000 | 8,841,000 |
| Non Recurring | - | - | - | - |
| Others | 1,632,000 | 1,655,000 | 1,560,000 | 1,612,000 |
| Total Operating Expenses | 11,031,000 | 10,748,000 | 10,286,000 | 10,453,000 |
| Operating Income or Loss | 5,372,000 | 4,819,000 | 4,962,000 | 4,581,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | -180,000 | -209,000 | -237,000 | -346,000 |
| Earnings Before Interest and Taxes | - | - | - | - |
| Interest Expense | - | - | - | - |
| Income Before Tax | 5,192,000 | 4,610,000 | 4,725,000 | 4,235,000 |
| Income Tax Expense | 938,000 | 496,000 | 1,177,000 | 1,013,000 |
| Minority Interest | 230,000 | 495,000 | 769,000 | 938,000 |
| Net Income From Continuing Ops | 4,254,000 | 4,114,000 | 3,548,000 | 3,222,000 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | 4,266,000 | 4,090,000 | 3,547,000 | 3,158,000 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | 4,070,000 | 3,872,000 | 3,373,000 | 3,010,000 |