Changes in the Group’s provisions for the fiscal years ended December 31, 2017, 2016 and 2015 are as follows:


	Provision for pending lawsuits and contingencies						Provision for environmental liabilities						Provision for hydrocarbon wells abandonment obligations						Provision for pensions						Total
	Noncurrent			Current			Noncurrent			Current			Noncurrent			Current			Noncurrent			Current			Noncurrent			Current
Amount as of December 31, 2014		7,014			851			1,269			1,145			18,087			376			194			27			26,564			2,399

Increases charged to expenses		2,062			95			986			—			1,694			—			23			—			4,765			95
Decreases charged to income		(434	)		(141	)		—			—			(314	)		—			—			(13	)		(748	)		(154	)
Amounts incurred due to payments/utilization		—			(374	)		—			(1,030	)		—			(283	)		—			(71	)		—			(1,758	)
Net exchange and translation differences		2,383			10			464			186			10,109			159			102			17			13,058			372
Increase from JO interest acquisition		—			—			—			—			—			(504	)		—			—			—			(504	)
Reclassifications and other movements		(650	)		(292	)		(1,099	)		1,099			(2,196	)⁽¹⁾		681	⁽¹⁾		(71	)		71			(4,016	)		1,559

Amount as of December 31, 2015		10,375			149			1,620			1,400			27,380			429			248			31			39,623			2,009

Increases charged to expenses		1,579			335			962			32			3,023			—			97			—			5,661			367
Decreases charged to income		(158	)		(258	)		—			—			(10	)		(77	)		(1	)		—			(169	)		(335	)
Amounts incurred due to payments/utilization		9			(239	)		—			(869	)		(48	)		(584	)		—			(13	)		(39	)		(1,705	)
Net exchange and translation differences		1,221			7			159			52			6,245			94			26			3			7,651			156
Deconsolidation of subsidiaries		(2,213	)		(11	)		(1,351	)		(607	)		(515	)		—			(357	)		(34	)		(4,436	)		(652	)
Reclassifications and other movements		(1,608	)⁽²⁾		586			(860	)		860			1,548	⁽¹⁾		695	⁽¹⁾		(13	)		13			(933	)		2,154

Amount as of December 31, 2016		9,205			569			530			868			37,623			557			—			—			47,358			1,994

Increases charged to expenses		2,394			83			1,483			—			2,946			—			—			—			6,823			83
Decreases charged to income		(1,570	)		(410	)		(6	)		—			8			2			—			—			(1,568	)		(408	)
Amounts incurred due to payments/utilization		(25	)		(187	)		—			(661	)		—			(515	)		—			—			(25	)		(1,363	)
Net exchange and translation differences		1,483			75			—			—			6,874			121			—			—			8,357			196
Reclassifications and other movements		180	⁽³⁾		558			(811	)		811			(5,580	)⁽¹⁾		571	⁽¹⁾		—			—			(6,211	)		1,940

Amount as of December 31, 2017		11,667			688			1,196			1,018			41,871			736			—			—			54,734			2,442

(1)

Includes (4,913), 2,243 and (1,281) corresponding to the annual recalculation of costs for abandonment of hydrocarbon wells for the years ended December 31, 2017, 2016 and 2015, respectively; (96) corresponding to liabilities reclassified as Liabilities associated to assets held for disposal as of December 31, 2017; (226) corresponding to the decrease due to the change in the participation of the Magallanes area as of December 31, 2015; and (8) corresponding to December 31, 2015; and (8) corresponding to a decrease in the Puesto Cortadera area as of December 31, 2015;

(2)	Includes (950) corresponding to resolutions for contractual claims that were reclassified to Other liabilities (see Note 14.a.2); and (75) corresponding to tax claims that were reclassified as Tax Charges.

(3)	Includes (2,098) corresponding to resolutions for contractual claims that were reclassified to Other liabilities (see Note 14.a.2); and 2,932 of reclassifications of Other liabilities (see Note 27).