Balance Sheets (Current Period Unaudited) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 7,387,932	$ 6,463,255
Equity investment in mutual funds	502,794	502,595
Accounts receivable	60,214	98,515
Prepaid expense and other assets	51,978	8,711
Total current assets	8,002,918	7,073,076
Property and equipment, net	9,085,213	9,243,621
Total assets	17,088,131	16,316,697
Current liabilities:
Trade payables and accrued expenses	112,080	110,786
Unearned revenue	201,739	231,409
Income tax payable	10,146
Total current liabilities	323,965	342,195
Deferred income tax payable	187,664	187,664
Total liabilities	511,629	529,859
Stockholders' equity:
Common stock, 3,000,000 shares authorized, no par value, 1,942,495 shares issued and outstanding as of September 30, 2021 and December 31, 2020	59,335	59,335
Retained earnings	16,517,167	15,727,503
Total stockholders' equity	16,576,502	15,786,838
Total liabilities and stockholders' equity	$ 17,088,131	$ 16,316,697