Note 4 - Net Income Per Share (Tables)

3 Months Ended

Jun. 30, 2019

Notes Tables

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

	Quarter Ended June 30
	2019		2018
Weighted average common shares outstanding – basic		4,846,010		4,842,010
Dilutive effect of stock options		4,378		8,469
Shares used in computing net income per share – diluted		4,850,388		4,850,479