Quarterly report pursuant to Section 13 or 15(d)

Consolidated Condensed Statements of Cash Flows (Unaudited)

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Consolidated Condensed Statements of Cash Flows (Unaudited) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Cash flows from operating activities:    
Net income $ 26,326 $ 4,760
Adjustments to reconcile net income to net cash flows from operating activities:    
Depreciation and amortization 27,619 27,599
Gain on disposition of assets (492) (1,004)
Deferred tax expense 5,012 821
Expenses not requiring cash 6,999 4,453
Change in accounts receivable (6,280) (9,747)
Change in other assets (3,419) 37,379
Change in liabilities (20,000) (23,504)
Net cash provided by operating activities 35,765 40,757
Cash flows from investing activities:    
Capital expenditures (59,433) (50,664)
Proceeds from the sale of assets 736 1,561
Proceeds from insurance settlements   250
Net cash used in investing activities (58,697) (48,853)
Cash flows from financing activities:    
Repayments of term loan (6,000) (3,000)
Proceeds from stock options exercised   135
Excess tax benefit from stock based compensation 59 1,125
Net cash used in financing activities (5,941) (1,740)
Net increase in cash and cash equivalents (28,873) (9,836)
Cash and cash equivalents, beginning of year 97,869 51,431
Cash and cash equivalents, end of period 68,996 41,595
Supplemental cash flow information:    
Interest paid 1,929 1,933
Income taxes paid $ 17,009 $ 1,389