Balance Sheets (Current Period Unaudited) - USD ($)	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 7,130,236	$ 6,463,255
Equity investment in mutual funds	502,757	502,595
Accounts receivable	46,134	98,515
Prepaid expense and other assets	94,705	8,711
Total current assets	7,773,832	7,073,076
Property and equipment, net	9,101,323	9,243,621
Total assets	16,875,155	16,316,697
Current liabilities:
Trade payables and accrued expenses	79,413	110,786
Unearned revenue	182,752	231,409
Income tax payable	37,333	0
Total current liabilities	299,498	342,195
Deferred income tax payable	187,664	187,664
Total liabilities	487,162	529,859
Stockholders' equity:
Common stock, 3,000,000 authorized, no par value, 1,942,495 issued and outstanding as of June 30, 2021 and December 31, 2020	59,335	59,335
Retained earnings	16,328,658	15,727,503
Total stockholders' equity	16,387,993	15,786,838
Total liabilities and stockholders' equity	$ 16,875,155	$ 16,316,697