Note 4 - Net Income Per Share (Tables)

6 Months Ended

Sep. 30, 2021

Notes Tables

Schedule of Weighted Average Number of Shares [Table Text Block]

	Quarter Ended September 30
	2021		2020
Weighted average common shares outstanding – basic		4,833,232		4,834,709
Dilutive effect of stock options		3,371		100
Shares used in computing net income per share – diluted		4,836,603		4,834,809

	Six Months Ended September 30
	2021		2020
Weighted average common shares outstanding – basic		4,833,232		4,834,872
Dilutive effect of stock options		3,389		114
Shares used in computing net income per share – diluted		4,836,621		4,834,986