Year H.Coal B.Coal Oil Smelting Total
kt/a kt/a kt/a kt/a kt/a
1946 0 0 0.896 0 0.896
1947 0 0 2.44 0 2.44
1948 0 0 7.02 0 7.02
1949 0 0 13.4 0 13.4
1950 0 0 24.1 0 24.1
1951 0 0 23 0 23
1952 0 0 20.4 0 20.4
1953 0 0 25.5 0 25.5
1954 0 0 32.5 0 32.5
1955 0 0 34.4 0 34.4
1956 0 0 26.6 0 26.6
1957 0 0 29.4 0 29.4
1958 0 0 98.3 0 98.3
1959 0 0 112 0 112
1960 0 0 135 0 135
1961 0 0 132 0 132
1962 0 0 155 0 155
1963 0 0 165 0 165
1964 0 0 130 0 130
1965 0 0 152 0 152
1966 0 0 148 0 148
1967 0 0 151 0 151
1968 0 0 164 0 164
1969 0 0 179 0 179
1970 0 0 233 0 233
1971 0 0 217 0 217
1972 0 0 177 0 177
1973 0 0 187 0 187
1974 0 0 182 0 182
1975 0 0 152 0 152
1976 0 0 232 0 232
1977 0 0 203 0 203
1978 0 0 247 0 247
1979 0 0 211 0 211
1980 0 0 207 0 207
1981 0 0 173 0 173
1982 0 0 228 0 228
1983 0 0 231 0 231
1984 0 0 243 0 243
1985 0 0 272 0 272
1986 0 0 297 0 297
1987 0 0 287 0 287
1988 0 0 319 0 319
1989 0 0 309 0 309
1990 0 0 233 0 233