CONDENSED STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
CONDENSED STATEMENTS OF OPERATIONS [Abstract]
Operating revenues	$ 4,792,869	$ 4,547,708	$ 14,066,112	$ 13,335,927
Operating expenses:
Data and product costs	1,951,360	1,644,489	5,806,156	5,117,975
Selling, general and administrative expenses	2,439,147	2,230,553	7,050,702	6,864,354
Depreciation and amortization	96,216	100,448	288,303	301,656
Total operating expenses	4,486,723	3,975,490	13,145,161	12,283,985
Income from operations	306,146	572,218	920,951	1,051,942
Other income	188,083	54,581	521,630	66,368
Income before income taxes	494,229	626,799	1,442,581	1,118,310
Provision for income taxes	(115,552)	(140,822)	(337,273)	(268,544)
Net income	$ 378,677	$ 485,977	$ 1,105,308	$ 849,766
Net income per share - Basic (in dollars per share)	$ 0.04	$ 0.05	$ 0.1	$ 0.08
Net income per share - Diluted (in dollars per share)	$ 0.04	$ 0.05	$ 0.1	$ 0.08
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)	10,799,481	10,758,349	10,801,243	10,760,397