Year	kg of oil equivalent (constant 2021 PPP)
1990	250.12239798986963
1991	221.3555755578191
1992	228.25927468486205
1993	213.13380251024822
1994	227.1183373848377
1995	221.28935224666174
1996	212.4820034329064
1997	232.33734420481184
1998	232.94674694213023
1999	221.2898876454545
2000	221.95853524119016
2001	222.54519302803595
2002	223.27588369923376
2003	222.84308115403468
2004	209.09260736934465
2005	224.86665209839862
2006	226.26865500972986
2007	218.62861477040832
2008	223.0776201795275
2009	211.2911666306049
2010	209.35305760604308
2011	205.33648857932363
2012	196.19082439441638
2013	203.08620615627612
2014	201.08807496365384