Year H.Coal B.Coal Oil Smelting Total
kt/a kt/a kt/a kt/a kt/a
1950 0.239 0 0 0 0.239
1951 0.255 0 0 0 0.255
1952 0.166 0 0 0 0.166
1953 0.143 0 0 0 0.143
1954 0.292 0 0 0 0.292
1955 0.243 0 0 0 0.243
1956 0.102 0 0 0 0.102
1957 0.105 0 0 0 0.105
1958 0.0982 0 0 0 0.0982
1959 0.0402 0 0 0 0.0401
1960 0.0265 0 0 0 0.0266
1961 0.0262 0 0 0 0.0262
1962 0.0265 0 0 0 0.0265
1963 0.0414 0 0 0 0.0414
1964 0.0542 0 0 0 0.0542
1965 0.0134 0 0 0 0.0134
1966 0.0264 0 0 0 0.0264
1967 0.0261 0 0 0 0.0261
1968 0.0384 0 0 0 0.0384
1969 0.0129 0 0 0 0.0129
1970 0.0132 0 0 0 0.0132
1973 0.012 0 0 0 0.012
1974 0.012 0 0 0 0.012
1980 0.0127 0 0 0 0.0127
1981 0.0133 0 0 0 0.0133
1982 0.312 0 0 0 0.312
1983 0.617 0 0 0 0.617
1984 1.08 0 0 0 1.08
1985 2.43 0 0 0 2.43
1986 1.63 0 0 0 1.63
1987 1.99 0 0 0 1.99
1988 2.79 0 0 0 2.79
1989 3.42 0 0 0 3.42
1990 3.38 0 0 0 3.38