Year	Tonnes of Oil Equivalent
1990	0.00872
1991	0.00819
1992	0.00765
1993	0.0071
1994	0.00666
1995	0.00651
1996	0.0065
1997	0.0063
1998	0.00636
1999	0.00653
2000	0.00666
2001	0.0069
2002	0.00719
2003	0.00773
2004	0.00812
2005	0.00836
2006	0.00855
2007	0.00865
2008	0.00876
2009	0.00826