Year	kg of oil equivalent (constant 2011 PPP)
1990	256.99485463067
1991	256.939178872133
1992	258.744746143722
1993	262.595429482216
1994	263.192213298682
1995	266.255433984365
1996	257.832427494838
1997	251.450920292954
1998	258.186458742949
1999	261.740120997205
2000	264.336764166365
2001	263.17472534149
2002	258.214818724103
2003	251.623150998825
2004	248.208090809751
2005	241.832471144559
2006	235.17549880301
2007	228.057172420022
2008	223.070326511201
2009	217.858130719994
2010	215.354210672923
2011	211.433897102939
2012	214.728296708963
2013	208.36351787705
2014	201.838801024076