SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables)

12 Months Ended

Sep. 30, 2012

SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED)

Selected quarterly financial data (unaudited)

	(in thousands, except per share amounts)
2012	1st Quarter		2nd Quarter		3rd Quarter		4th Quarter
Operating revenues	$	732,588	$	769,982	$	819,785	$	829,447
Operating income		230,539		207,025		232,655		239,380
Income from continuing operations		144,297		129,763		149,943		149,606
Net income		144,286		129,719		149,925		157,115
Basic earnings per common share:
Income from continuing operations		1.34		1.20		1.40		1.41
Net income		1.34		1.20		1.40		1.48
Diluted earnings per common share:
Income from continuing operations		1.32		1.18		1.38		1.39
Net income		1.32		1.18		1.38		1.46

2011	1st Quarter		2nd Quarter		3rd Quarter		4th Quarter
Operating revenues	$	594,642	$	604,406	$	644,095	$	700,751
Operating income		170,726		164,265		174,418		193,102
Income from continuing operations		104,365		98,961		109,828		121,514
Net income		104,150		98,790		109,826		121,420
Basic earnings per common share:
Income from continuing operations		0.98		0.92		1.02		1.13
Net income		0.98		0.92		1.02		1.13
Diluted earnings per common share:
Income from continuing operations		0.96		0.91		1.01		1.11
Net income		0.96		0.91		1.01		1.11