Summary of Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2017

Summary of Quarterly Financial Data (Unaudited)

Summary of Quarterly Financial Data (Unaudited)

(12) Summary of Quarterly Financial Data (unaudited)

	2017
	March 31,		June 30,		September 30,		December 31,
Revenues
Lime and limestone operations	$	35,517	$	35,965	$	36,428	$	34,702
Natural gas interests		636		553		506		537
	$	36,153	$	36,518	$	36,934	$	35,239
Gross profit
Lime and limestone operations	$	8,020	$	8,722	$	9,476	$	7,434
Natural gas interests		218		116		76		318
	$	8,238	$	8,838	$	9,552	$	7,752
Net income	$	4,620	$	5,278	$	5,667	$	11,583
Basic income per common share	$	0.83	$	0.95	$	1.02	$	2.08
Diluted income per common share	$	0.83	$	0.94	$	1.01	$	2.07

	2016
	March 31,		June 30,		September 30,		December 31,
Revenues
Lime and limestone operations	$	33,154	$	32,376	$	38,096	$	33,564
Natural gas interests		432		504		554		602
	$	33,586	$	32,880	$	38,650	$	34,166
Gross profit (loss)
Lime and limestone operations	$	7,929	$	7,245	$	10,503	$	7,355
Natural gas interests		(81)		(4)		66		79
	$	7,848	$	7,241	$	10,569	$	7,434
Net income	$	4,066	$	3,687	$	6,081	$	3,920
Basic income per common share	$	0.73	$	0.66	$	1.09	$	0.70
Diluted income per common share	$	0.73	$	0.66	$	1.09	$	0.70