Year	kg of oil equivalent (constant 2021 PPP)
1990	64.63102618764694
1991	64.11139260308255
1992	64.50005053517651
1993	61.85753174484708
1994	62.657871877349926
1995	63.216608103234044
1996	63.110201071710804
1997	63.275236956433496
1998	65.5378838980562
1999	69.32443963006264
2000	68.91946937438873
2001	68.76004732297473
2002	66.753760560829
2003	67.66051042046539
2004	67.56261413474859
2005	65.77162597913689
2006	63.406870898314025
2007	64.06742713829914
2008	59.44253038222296
2009	67.90662407981496
2010	71.86165809642594
2011	73.76395839819996
2012	72.76575511013208
2013	76.33743078974622
2014	80.20752701979342