Exhibit 12.1

Computation of Ratio of Earnings to Fixed Charges

	Six Months Ended June 30,			Year Ended December 31,
	2016			2015			2014			2013			2012			2011
	(dollars in thousands)
Earnings:
Pre-tax income (loss) from continuing operations	$	5,546		$	17,845		$	10,240		$	(6,891	)	$	4,676		$	12,469
Plus:
Fixed charges		6,649			21,940			22,063			22,596			30,199			32,694
Amortization of capitalized interest		93			180			178			176			171			167
Less:
Capitalized interest		(138	)		(144	)		(103	)		(71	)		(55	)		(62	)
Total Earnings Adjusted for Fixed Charges	$	12,150		$	39,821		$	32,378		$	15,810		$	34,991		$	45,268
Fixed Charges:
Interest expense (including amortized premiums and discounts)	$	3,730		$	15,429		$	15,993		$	16,892		$	24,911		$	27,665
Capitalized interest		138			144			103			71			55			62
Interest expense within rental expense (1)		2,781			6,367			5,967			5,633			5,233			4,967
Total Fixed Charges	$	6,649		$	21,940		$	22,063		$	22,596		$	30,199		$	32,694
Ratio of Earnings to Fixed Charges		1.8			1.8			1.5			0.7			1.2			1.4

(1) One-third of rent expense is deemed to be representative of interest.