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Quarterly data

12 Months Ended

Dec. 31, 2018

Quarterly Financial Information Disclosure [Abstract]

(27)

Quarterly data

A summary of revenues and net earnings by quarter for each of the last two years follows. This information is unaudited. Amounts are in millions, except per share amounts.


		1^st Quarter				2^nd Quarter				3^rd Quarter				4^th Quarter
2018
Revenues		$	58,473			$	62,200			$	63,450			$	63,714
Net earnings (loss) attributable to Berkshire shareholders *			(1,138	)			12,011				18,540				(25,392	)
Net earnings (loss) attributable to Berkshire shareholders per equivalent Class A common share			(692	)			7,301				11,280				(15,467	)
2017
Revenues		$	64,370			$	57,256			$	59,507			$	58,800
Net earnings attributable to Berkshire shareholders *			4,060				4,262				4,067				32,551
Net earnings attributable to Berkshire shareholders per equivalent Class A common share			2,469				2,592				2,473				19,790

*	Includes after-tax investment and derivative gains/losses and a one-time income tax net benefit attributable to the enactment of the Tax Cuts and Jobs Act of 2017 as follows:


		1^st Quarter				2^nd Quarter				3^rd Quarter				4^th Quarter
Investment and derivative gains/losses – 2018		$	(6,426	)		$	5,118			$	11,660			$	(28,089	)
Investment and derivative gains/losses – 2017			504				143				623				107
Income tax net benefit – Tax Cuts and Jobs Act of 2017			—				—				—				28,200