EXHIBIT 12

Statement regarding computation of ratio of earnings to fixed charges

		Year ended June 30,
		2017		2016		2015		2014		2013
		(in thousands, except for ratio of earnings to fixed charges)
Fixed charges
Interest expensed and capitalized	$	3,484	$	3,423	$	4,456	$	7,473	$	7,966
Amortized premiums, discounts and capitalized expenses related to indebtedness
Estimate of the interest within rental expense		933		755		650		709		1,430
Preference security dividend requirements of consolidated subsidiaries		-		-		-		-		-
Fixed charges		4,417		4,178		5,106		8,182		9,396
Earnings
Add		118,873		130,415		145,524		117,324		36,675
Pretax income from continuing operations before adjustment for non-controlling interests in consolidated subsidiaries or income or loss from equity investees		114,456		126,237		140,418		109,142		27,279
Fixed charges		4,417		4,178		5,106		8,182		9,396
Amortization of capitalized interest		-		-		-		-		-
Distributed income of equity investees		-		-		-		-		-
Your share of pre-tax losses of equity investees for which charges arising from guarantees are included in fixed charges		-		-		-		-		-
Less		2,359		362		328		-		-
Interest capitalized
Preference security dividend requirements of consolidated subsidiaries
Non-controlling interest in pre-tax income of subsidiaries that have not incurred fixed charges		2,359		362		328
Earnings	$	116,514	$	130,053	$	145,196	$	117,324	$	36,675
Ratio of earnings to fixed charges		26.38		31.13		28.44		14.34		3.90