| Revenue | 2018-12-31 | 2017-12-31 | 2016-12-31 | 2015-12-31 |
| Total Revenue | 14,950,000 | 12,497,000 | 10,776,000 | 9,667,000 |
| Cost of Revenue | - | - | - | - |
| Gross Profit | 14,950,000 | 12,497,000 | 10,776,000 | 9,667,000 |
| Operating Expenses |
| Research Development | - | - | - | - |
| Selling General and Administrative | 6,054,000 | 5,252,000 | 4,526,000 | 4,083,000 |
| Non Recurring | - | - | - | - |
| Others | - | - | - | - |
| Total Operating Expenses | 6,513,000 | 5,688,000 | 4,899,000 | 4,449,000 |
| Operating Income or Loss | 8,437,000 | 6,809,000 | 5,877,000 | 5,218,000 |
| Income from Continuing Operations |
| Total Other Income/Expenses Net | -1,233,000 | -287,000 | -231,000 | -260,000 |
| Earnings Before Interest and Taxes | 8,437,000 | 6,809,000 | 5,877,000 | 5,218,000 |
| Interest Expense | -186,000 | -154,000 | -95,000 | -61,000 |
| Income Before Tax | 7,204,000 | 6,522,000 | 5,646,000 | 4,958,000 |
| Income Tax Expense | 1,345,000 | 2,607,000 | 1,587,000 | 1,150,000 |
| Minority Interest | 94,000 | 100,000 | 28,000 | 34,000 |
| Net Income From Continuing Ops | 5,859,000 | 3,915,000 | 4,059,000 | 3,808,000 |
| Non-recurring Events |
| Discontinued Operations | - | - | - | - |
| Extraordinary Items | - | - | - | - |
| Effect Of Accounting Changes | - | - | - | - |
| Other Items | - | - | - | - |
| Net Income |
| Net Income | 5,859,000 | 3,915,000 | 4,059,000 | 3,808,000 |
| Preferred Stock And Other Adjustments | - | - | - | - |
| Net Income Applicable To Common Shares | 5,859,000 | 3,915,000 | 4,059,000 | 3,808,000 |