CONDENSED STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
STATEMENTS OF OPERATIONS [Abstract]
Operating revenues	$ 4,547,708	$ 4,323,676	$ 13,335,927	$ 12,704,756
Operating expenses:
Data and product costs	1,644,489	1,519,860	5,117,975	4,721,331
Selling, general and administrative expenses	2,230,553	2,024,562	6,864,354	6,415,736
Depreciation and amortization	100,448	75,067	301,656	206,083
Total operating expenses	3,975,490	3,619,489	12,283,985	11,343,150
Income from operations	572,218	704,187	1,051,942	1,361,606
Other income	54,581	263	66,368	3,756
Income before income taxes	626,799	704,450	1,118,310	1,365,362
Provision for income taxes	(140,822)	(209,098)	(268,544)	(359,588)
Net income	$ 485,977	$ 495,352	$ 849,766	$ 1,005,774
Net income per share - Basic (in dollars per share)	$ 0.05	$ 0.05	$ 0.08	$ 0.09
Net income per share - Diluted (in dollars per share)	$ 0.05	$ 0.05	$ 0.08	$ 0.09
Weighted average number of common shares outstanding - Basic (in shares)	10,722,401	10,722,401	10,722,401	10,722,401
Weighted average number of common shares outstanding - Diluted (in shares)	10,758,349	10,756,727	10,760,397	10,772,447