Segment data for sales, cost of sales and gross margin for the three and nine months ended September 30, 2017 and 2016 are presented in the tables below.



	Ammonia			Granular Urea⁽¹⁾		UAN⁽¹⁾			AN⁽¹⁾			Other⁽¹⁾		Consolidated
	(in millions)
Three months ended September 30, 2017
Net sales	$	194		$	228	$	243		$	135		$	70	$	870
Cost of sales	204			220		253			123			61		861
Gross margin	$	(10	)	$	8	$	(10	)	$	12		$	9	9
Total other operating costs and expenses														43
Equity in losses of operating affiliates														(5		)
Operating loss														$	(39	)
Three months ended September 30, 2016
Net sales	$	145		$	167	$	212		$	103		$	53	$	680
Cost of sales	149			152		218			114			45		678
Gross margin	$	(4	)	$	15	$	(6	)	$	(11	)	$	8	2
Total other operating costs and expenses														101
Equity in losses of operating affiliates														(2		)
Operating loss														$	(101	)



	Ammonia		Granular Urea⁽¹⁾		UAN⁽¹⁾		AN⁽¹⁾		Other⁽¹⁾		Consolidated
	(in millions)
Nine months ended September 30, 2017
Net sales	$	865	$	725	$	846	$	372	$	223	$	3,031
Cost of sales	771		668		783		331		191		2,744
Gross margin	$	94	$	57	$	63	$	41	$	32	287
Total other operating costs and expenses											154
Equity in losses of operating affiliates											(8		)
Operating earnings											$	125
Nine months ended September 30, 2016
Net sales	$	770	$	642	$	891	$	318	$	197	$	2,818
Cost of sales	505		445		646		316		160		2,072
Gross margin	$	265	$	197	$	245	$	2	$	37	746
Total other operating costs and expenses											501
Equity in losses of operating affiliates											(11		)
Operating earnings											$	234

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⁽¹⁾	The cost of the products that are upgraded into other products is transferred at cost into the upgraded product results.