| Net income | 6.44M |
| Depreciation | |
| Deferred income taxes | -64.92K |
| Accounts receivable | -1.12M |
| Inventories | 296.35K |
| Prepaid expenses and other assets | 36.74K |
| Accounts payable and accrued expenses | -674 |
| Deferred revenue | -330.93K |
| Net cash provided by operating activities | |
| Purchases of fixed assets | -153.1K |
| Purchases of marketable securities | -6.93M |
| Proceeds from maturities and sales of marketable securities | 9.2M |
| Net cash used in investing activities | |
| Net cash provided by financing activities | |
| Increase in cash and cash equivalents | -1.84M |
| Cash and cash equivalents at beginning of period | 7.53M |
| Cash and cash equivalents at end of period | 5.69M |
| Cash (refunded) paid during the period for income taxes | 3.05M |