Year	kg of oil equivalent (constant 2021 PPP)
1990	138.49930214837613
1991	140.3131180513375
1992	138.78655632181224
1993	138.56248972369968
1994	135.4106710794254
1995	133.70408713082958
1996	130.15416631642336
1997	129.6274052552205
1998	127.62834906475067
1999	125.88468720047527
2000	122.92246437619022
2001	120.30255087158788
2002	118.9709527608916
2003	115.10160483423333
2004	112.6311621451326
2005	109.39701847203358
2006	106.15256732522329
2007	103.68496845344849
2008	103.20448193083293
2009	102.5229281787698
2010	99.96094027137609
2011	99.36356049752682
2012	98.8142613175158
2013	94.741167850634
2014	91.8175154378405