Year kg of oil equivalent (constant 2011 PPP) 1990 215.48908135308 1991 214.14695225476 1992 209.075350633885 1993 204.86766888073 1994 198.088160705925 1995 196.65491551805 1996 190.683600341928 1997 183.853950556836 1998 180.205360607795 1999 177.426419596266 2000 171.689854912643 2001 169.689678268327 2002 167.849540044588 2003 168.816609540737 2004 167.468419182645 2005 164.73005456389 2006 160.94765871939 2007 155.416635794078 2008 152.198079840428 2009 151.545204695505 2010 151.146205698765 2011 149.251923938359 2012 146.856810903127 2013 142.537191113302 2014 138.290072281212