Year	kg of oil equivalent (constant 2011 PPP)
2000	537.526698819374
2001	564.121630865529
2002	551.616326143638
2003	524.54924108129
2004	553.576756001609
2005	529.130137499617
2006	513.12204757167
2007	568.233591918662
2008	532.006899086703
2009	548.248117341832
2010	487.298291414037
2011	575.610181306981
2012	484.658852333019
2013	432.586814908628
2014	478.425767714738