Year	kg of oil equivalent (constant 2021 PPP)
1990	68.97708455837616
1991	68.24765270682022
1992	67.032613430991
1993	67.55018625901496
1994	62.5027012084244
1995	63.5193106940987
1996	64.21505681706721
1997	63.39709862391776
1998	64.34311741669241
1999	62.025262303446986
2000	55.638523420552346
2001	60.34998568129731
2002	60.80098543315747
2003	61.16538244400869
2004	63.516399394053465
2005	70.83889971797447
2006	70.0557375434545
2007	70.07333489915567
2008	67.92976871086476
2009	66.40171232833805
2010	61.94736030478395
2011	63.88435255566801
2012	64.24209677499952
2013	60.265403772290014
2014	58.404446548406405