EX-12 8 a2119265zex-12.htm EXHIBIT 12
QuickLinks -- Click here to rapidly navigate through this document

EXHIBIT 12

RATIO OF EARNINGS TO FIXED CHARGES

	Years Ended September 30,
	Years Ended September 30,										Nine Months Ended June 30, 2003
	1998		1999		2000		2001		2002		Nine Months Ended June 30, 2003
Earnings:
Income before income taxes	$	46,542	$	32,081	$	43,449	$	61,727	$	64,403	$	51,500
Interest expense		3,934		7,871		11,785		11,065		4,569		3,044
Interest portion of rent expense		8,167		9,133		9,967		10,600		10,167		7,836
Amortization of debt issuance costs		32		144		89		85		135		107

	$	58,675	$	49,229	$	65,290	$	83,477	$	79,274	$	62,487

Fixed Charges:
Interest expense	$	3,934	$	7,871	$	11,785	$	11,065	$	4,569	$	3,044
Interest portion of rent expense		8,167		9,133		9,967		10,600		10,167		7,836
Capitalized interest		1,471		1,556		1,574		1,203		487		242
Amortization of debt issuance costs		32		144		89		85		135		107

	$	13,604	$	18,704	$	23,415	$	22,953	$	15,358	$	11,229

Ratio of earnings to fixed charges(1)		4.3		2.6		2.8		3.6		5.2		5.6

(1): For the purpose of calculating the ratio of earnings to fixed charges, "earnings" consist of income before income taxes plus "fixed charges" and certain other adjustments. "Fixed charges" consist of interest incurred on all indebtedness, amortization of debt issuance costs, and the portion of rent expense deemed representative of the interest factor.