Year	Tonnes of Oil Equivalent
1990	0.00263
1991	0.0023
1992	0.00216
1993	0.00195
1994	0.0017
1995	0.0016
1996	0.00145
1997	0.00148
1998	0.0015
1999	0.00153
2000	0.00156
2001	0.00158
2002	0.0016
2003	0.00167
2004	0.0017
2005	0.00173
2006	0.00178
2007	0.00176
2008	0.00177
2009	0.00168