Year H.Coal B.Coal Oil Smelting Total
kt/a kt/a kt/a kt/a kt/a
1949 0 0 1.41 0 1.41
1950 0 0 1.03 0 1.03
1951 0 0 1.16 0 1.16
1952 0 0 0.293 0 0.293
1953 0 0 0.989 0 0.989
1954 0 0 1.9 0 1.9
1955 0 0 1.04 0 1.04
1956 0 0 1.32 0 1.32
1957 0 0 0.562 0 0.562
1958 0 0 0.368 0 0.368
1959 0 0 0.0847 0 0.0847
1960 0 0 0.951 0 0.951
1961 0 0 0.918 0 0.918
1962 0 0 0.442 0 0.442
1964 0 0 0.27 0 0.27
1965 0 0 1.25 0 1.25
1967 0 0 1.36 0 1.36
1969 0 0 0.776 0 0.776
1971 0 0 0.663 0 0.663
1972 0 0 1.88 0 1.88
1973 0 0 0.108 0 0.108
1974 0 0 0.427 0 0.427
1975 0 0 2.81 0 2.81
1976 0 0 3.3 0 3.3
1977 0 0 5.18 0 5.18
1978 0 0 1.08 0 1.08
1979 0 0 4.17 0 4.17
1980 0 0 2.04 0 2.04
1981 0 0 8.3 0 8.3
1982 0 0 2.86 0 2.86
1983 0 0 0.199 0 0.199
1984 0 0 13.2 0 13.2
1985 0 0 7.53 0 7.53
1986 0 0 6.05 0 6.05
1987 0 0 11.3 0 11.3
1988 0 0 10.1 0 10.1
1989 0 0 21.1 0 21.1
1990 0 0 13 0 13