Year H.Coal B.Coal Oil Smelting Total
kt/a kt/a kt/a kt/a kt/a
1985 0.0114 0 0 0 0.0114
1986 0.0112 0 0 0 0.0112
1987 0.0109 0 0 0 0.0109
1988 0.0112 0 0 0 0.0112
1989 0.0113 0 0 0 0.0113
1990 0.0113 0 0 0 0.0113