Year	kg of oil equivalent (constant 2011 PPP)
1990	97.4130284991376
1991	96.3828868749466
1992	94.6669451780065
1993	95.3978884625987
1994	88.2695673945701
1995	89.7052762130449
1996	90.687845093676
1997	89.5326819679473
1998	90.8686989369902
1999	87.5953033233668
2000	78.5756182939744
2001	85.229390493994
2002	85.8663158135274
2003	86.3809362362229
2004	89.7011647230216
2005	100.042380754868
2006	98.9363583748743
2007	98.9612102763401
2008	95.9339545514677
2009	93.775953805904
2010	87.485286066263
2011	90.2208073264344
2012	90.7260323301753
2013	85.1099395181056
2014	82.4817988797959