Year	Tonnes of Oil Equivalent
1971	0.00081
1972	0.00086
1973	0.00079
1974	0.00089
1975	0.00128
1976	0.00131
1977	0.00116
1978	0.00122
1979	0.00104
1980	0.00107
1981	0.00106
1982	0.00098
1983	0.00098
1984	0.00096
1985	0.00092
1986	0.00091
1987	0.00115
1988	0.00131
1989	0.00159
1990	0.00181
1991	0.0021
1992	0.00212
1993	0.00214
1994	0.00225
1995	0.00233
1996	0.00219
1997	0.00219
1998	0.00222
1999	0.00218
2000	0.00204
2001	0.00206
2002	0.00219
2003	0.00206
2004	0.00158
2005	0.00141
2006	0.00131
2007	0.00124
2008	0.00121
2009	0.00118