Year	kg of oil equivalent (constant 2011 PPP)
1990	490.641017966897
1991	482.74474912838
1992	411.268333742949
1993	378.125440797785
1994	341.605127916822
1995	308.187094102736
1996	332.827585177528
1997	284.799647272724
1998	296.904856667928
1999	250.29267187529
2000	228.188990206899
2001	201.396527740122
2002	226.334512062877
2003	225.129595778828
2004	207.335979189061
2005	210.340870235372
2006	200.787154346871
2007	215.688256511728
2008	212.812722017666
2009	188.865331050587
2010	181.136685158437
2011	205.53467885444
2012	257.175636592877
2013	221.496052948551
2014	204.728173342513