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Quarterly Data - Unaudited (Tables)

12 Months Ended

Dec. 31, 2022

Quarterly Data - Unaudited [Abstract]

Schedule of financial information for each quarter

Financial information for each quarter of 2022 and 2021 is as follows:

		(Thousands of Dollars, Except per Share Data)
2022		1^st				2^nd				3^rd				4^th				Total

Operating Revenues		$	36,196			$	39,683			$	47,732			$	38,823			$	162,434
Gain on Sale of Subsidiary			5,232				-				-				-				5,232
Operating Income			12,523				10,088				16,575				8,146				47,332
Net Income			12,100				8,868				14,291				7,169				42,428
Basic Earnings per Share		$	0.69			$	0.50			$	0.81			$	0.40			$	2.40
Diluted Earnings per Share		$	0.68			$	0.50			$	0.81			$	0.40			$	2.39
Common Dividend Per Share		$	0.2900			$	0.2900			$	0.2900			$	0.3125			$	1.1825
High/Low Common Stock Price			$94.56/$121.10				$75.77/$108.27				$77.08/$96.19				$74.20/$95.82

2021		1^st				2^nd				3^rd				4^th				Total

Operating Revenues		$	32,541			$	36,701			$	39,874			$	34,025			$	143,141
Operating Income			5,634				9,814				11,424				6,339				33,211
Net Income			6,907				10,923				11,476				7,237				36,543
Basic Earnings per Share		$	0.39			$	0.62			$	0.65			$	0.42			$	2.08
Diluted Earnings per Share		$	0.39			$	0.62			$	0.65			$	0.41			$	2.07
Common Dividend Per Share		$	0.2725			$	0.2725			$	0.2725			$	0.2900			$	1.1075
High/Low Common Stock Price			$85.92/$67.09				$88.61/$77.31				$116.40/$81.02				$119.37/$98.12