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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011
OPERATING REVENUES |  |  |  |
Utility | $ 218,849 |  | $ 191,374 |
Nonutility | 517,170 |  | 451,037 |
Total operating revenues | 736,019 |  | 642,411 |
OPERATING EXPENSES |  |  |  |
Gas Purchases - Utility | 111,321 |  | 85,630 |
Gas Purchases - Nonutility | 455,427 |  | 406,417 |
Operation and maintenance | 40,070 |  | 38,945 |
Regulatory rider expenses | 13,982 |  | 12,543 |
Depreciation and amortization | 11,303 |  | 9,600 |
Energy and other taxes | 16,725 |  | 14,058 |
Total operating expenses | 648,828 |  | 567,193 |
OPERATING INCOME | 87,191 |  | 75,218 |
Other income | 265 |  | 527 |
Interest expense, net of capitalized interest | 5,825 |  | 5,005 |
INCOME BEFORE INCOME TAXES AND EQUITY IN EARNINGS OF AFFILIATES | 81,631 |  | 70,740 |
Income tax provision | 23,980 |  | 16,037 |
Equity in earnings of affiliates | 2,555 |  | 2,654 |
NET INCOME | $ 60,206 |  | $ 57,357 |
EARNINGS PER COMMON SHARE |  |  |  |
BASIC (usd per share) | $ 1.44 |  | $ 1.38 |
DILUTED (usd per share) | $ 1.44 | [1] | $ 1.38 | [1]
DIVIDENDS PER COMMON SHARE | $ 0.40 |  | $ 0.38 |
WEIGHTED AVERAGE SHARES OUTSTANDING |  |  |  |
BASIC (in shares) | 41,695 |  | 41,434 |
DILUTED (in shares) | 41,758 |  | 41,651 |
[1] | There were no anti-dilutive shares excluded from the calculation of diluted earnings per share for the three months ended December 31, 2012 and 2011.

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