Year Ended December 31,
	2005		2004		2003
Revenues:
Oil and gas sales	$    423,766,245		$    311,285,172		$    211,032,639
Price-risk management and other, net	(539,756)		(1,008,398)		(2,131,656)
	-----------------------		-----------------------		-----------------------
	423,226,489		310,276,774		208,900,983
	-----------------------		-----------------------		-----------------------
Costs and Expenses:
General and administrative, net	22,176,362		17,787,125		14,097,066
Depreciation, depletion, and amortization	107,477,787		81,580,828		63,072,057
Accretion of asset retirement obligation	761,042		673,654		857,356
Lease operating cost	47,321,841		41,214,256		33,833,198
Severance and other taxes	42,176,505		30,401,293		19,033,604
Interest expense, net	24,873,401		27,643,108		27,268,524
Debt retirement cost	---		9,536,268		---
	-----------------------		-----------------------		-----------------------
	244,786,938		208,836,532		158,161,805
	-----------------------		-----------------------		-----------------------
Income Before Income Taxes and
Change in Accounting Principle	178,439,551		101,440,242		50,739,178
Provision for Income Taxes	62,661,095		32,989,325		16,468,514
	-----------------------		-----------------------		-----------------------
Income Before Change in Accounting Principle	$    115,778,456		$     68,450,917		$     34,270,664
Cumulative Effect of Change in Accounting Principle (net of taxes)	---		---		4,376,852
	-----------------------		-----------------------		-----------------------
Net Income	$    115,778,456		$     68,450,917		$     29,893,812
	============		============		============
Per Share Amounts-
Basic: Income Before Change in Accounting Principle	$               4.06		$              2.46		$              1.25
Change in Accounting Principle	---		---		(0.16)
	-----------------------		-----------------------		-----------------------
Net Income	$               4.06		$              2.46		$              1.09
	============		============		============
Diluted: Income Before Change in Accounting Principle	$               3.95		$              2.41		$              1.24
Change in Accounting Principle	---		---		(0.16)
	-----------------------		-----------------------		-----------------------
Net Income	$               3.95		$              2.41		$              1.08
	============		============		============
Weighted Average Shares Outstanding	28,496,275		27,822,413		27,357,579
	============		============		============