Balance Sheets - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash	$ 3,280,289	$ 1,860,736
Certificates of deposit	2,697,000	3,370,000
Equity investment in mutual funds	500,642	244,825
Accounts receivable	102,786	118,463
Prepaid expense and other assets	39,731	36,989
Total current assets	6,620,448	5,631,013
Long-term certificate of deposit		725,000
Property and equipment, net	9,242,082	9,245,988
Total assets	15,862,530	15,602,001
Current liabilities:
Trade payables and accrued expenses	62,253	91,968
Unearned revenue	165,158	113,193
Income tax payable		11,654
Total current liabilities	227,411	216,815
Deferred income tax payable	187,664	187,664
Total liabilities	415,075	404,479
Stockholders' equity:
Common stock, 3,000,000 authorized, no par value, 1,942,495 issued and outstanding as of December 31, 2019 and 2018	59,335	59,335
Retained earnings	15,388,120	15,138,187
Total stockholders' equity	15,447,455	15,197,522
Total liabilities and stockholders' equity	$ 15,862,530	$ 15,602,001