Year	Tonnes of Oil Equivalent
1971	0.00163
1972	0.0016
1973	0.00166
1974	0.00171
1975	0.00176
1976	0.00186
1977	0.002
1978	0.00212
1979	0.00234
1980	0.00252
1981	0.00271
1982	0.00285
1983	0.0029
1984	0.0032
1985	0.00332
1986	0.00334
1987	0.00326
1988	0.00332
1989	0.00319
1990	0.00311
1991	0.0031
1992	0.00298
1993	0.00311
1994	0.00316
1995	0.00326
1996	0.0032
1997	0.00334
1998	0.00333
1999	0.00329
2000	0.00325
2001	0.00319
2002	0.00313
2003	0.00329
2004	0.00334
2005	0.0033
2006	0.00326
2007	0.00325
2008	0.00328
2009	0.00323