Year	Tonnes of Oil Equivalent
1990	0.00547
1991	0.00553
1992	0.00542
1993	0.00481
1994	0.0044
1995	0.00398
1996	0.00403
1997	0.00421
1998	0.00422
1999	0.00435
2000	0.00521
2001	0.00559
2002	0.00607
2003	0.00675
2004	0.00754
2005	0.00774
2006	0.00826
2007	0.00845
2008	0.00908
2009	0.0092