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6. Inventories (Tables)

12 Months Ended

Dec. 31, 2017

Inventories Tables

Composition of inventories

	2017						2016
	Cost		Provision for losses		Net balance		Cost		Provision for losses		Net balance

Fuels, lubricants and greases	1,622,054		(3,074)		1,618,980		1,317,042		(2,851)		1,314,191
Finished goods	485,407		(18,495)		466,912		425,335		(19,801)		405,534
Work in process	1,637		-		1,637		2,011		-		2,011
Raw materials	492,029		(1,835)		490,194		246,974		(1,147)		245,827
Liquefied petroleum gas (LPG)	102,031		(5,761)		96,270		71,466		(5,761)		65,705
Consumable materials and other items for resale	160,024		(5,380)		154,644		138,610		(7,619)		130,991
Pharmaceutical, hygiene, and beauty products	415,956		(2,447)		413,509		352,187		(9,985)		342,202
Purchase for future delivery ⁽¹⁾	222,808		-		222,808		228,871		-		228,871
Properties for resale	27,032		(107)		26,925		25,982		(107)		25,875

	3,528,978		(37,099)		3,491,879		2,808,478		(47,271)		2,761,207

Movements in the provision for losses

	Balance on 12/31/2014			46,325
	Additions to net realizable value adjustment			2,003
	Reversals of obsolescence and other losses			(14,336)
Balance on 12/31/2015					33,992
Additions to net realizable value adjustment					12,393
Additions of obsolescence and other losses					886
Balance on 12/31/2016					47,271
Reversals to net realizable value adjustment					(6,713)
Reversals of obsolescence and other losses					(3,459)
Balance on 12/31/2017					37,099

Breakdown of provisions for losses related to inventories

	2017		2016

Net realizable value adjustment	19,817		26,530
Obsolescence and other losses	17,282		20,741

Total	37,099		47,271