Year	Tonnes of Oil Equivalent
1971	0.0019
1972	0.00211
1973	0.00227
1974	0.00238
1975	0.00197
1976	0.00215
1977	0.00212
1978	0.00193
1979	0.00217
1980	0.00197
1981	0.00153
1982	0.00142
1983	0.00137
1984	0.00145
1985	0.0015
1986	0.00145
1987	0.00136
1988	0.00142
1989	0.00155
1990	0.00154
1991	0.00157
1992	0.00158
1993	0.00157
1994	0.00155
1995	0.00154
1996	0.00162
1997	0.00168
1998	0.0016
1999	0.00155
2000	0.00163
2001	0.00167
2002	0.00151
2003	0.00163
2004	0.00169
2005	0.00167
2006	0.00164
2007	0.00157
2008	0.00152
2009	0.00148