Year H.Coal B.Coal Oil Smelting Total
kt/a kt/a kt/a kt/a kt/a
1955 11.1 0 0 0 11.1
1956 8.28 0 0 0 8.28
1957 7.1 0 0 0 7.1
1958 15.1 0 0 0 15.1
1959 23.2 0 0 0 23.2
1960 27.7 0 0 0 27.7
1961 28.8 0 0 0 28.8
1962 35.7 0 0 0 35.7
1963 33.4 0 0 0 33.4
1964 36 0 0 0 36
1965 38.2 0 0 0 38.2
1966 40.4 0 0 0 40.4
1967 34 0 0 0 34
1968 36 0 0 0 36
1969 36.4 0 0 0 36.4