6) Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2021

Table Text Block Supplement [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The basic and diluted earnings per share amounts were calculated as follows:

	Three Months Ended March 31
	2021	2020
Numerator:
Net earnings	$ 12,128,715	$ 1,424,449
Denominator:
Basic weighted-average shares outstanding	19,124,001	18,641,950
Effect of dilutive securities:
Employee stock options	884,049	191,446
Diluted weighted-average shares outstanding	20,008,050	18,833,396
Basic net earnings per share	$ 0.63	$ 0.08
Diluted net earnings per share	$ 0.61	$ 0.08

Schedule of Activity of Stock Option Plans

The following table summarizes the activity in shares of capital stock for the periods presented:

	Class A	Class C
Outstanding shares at December 31, 2019	16,107,779	2,500,887
Exercise of stock options	22,411	-
Stock dividends	404,839	61,720
Conversion of Class C to Class A	11,162	(11,162)
Outstanding shares at March 31, 2020	16,546,191	2,551,445
Outstanding shares at December 31, 2020	16,595,783	2,679,603
Exercise of stock options	27,926	-
Stock dividends	-	-
Conversion of Class C to Class A	48,527	(48,527)
Outstanding shares at March 31, 2021	16,672,236	2,631,076