Year	kg of oil equivalent (constant 2021 PPP)
1990	644.5902023919385
1991	640.0336655530538
1992	481.7980861705534
1993	410.3470008305721
1994	142.96294898358096
1995	128.35677100051697
1996	97.22642202837848
1997	109.85283835160688
1998	117.07878442077917
1999	105.7849782188526
2000	131.6144610265179
2001	124.18078567901826
2002	124.03890636739088
2003	119.22462609178258
2004	122.58679357222456
2005	123.65151533200303
2006	123.35368771901237
2007	116.61731482276855
2008	124.30529263920383
2009	133.65746464959304
2010	138.13383813466132
2011	150.84283649166872
2012	142.2692492242793
2013	134.21925861326193
2014	160.85422384902407