Year    H.Coal    B.Coal       Oil    Smelting   Total
                kt/a      kt/a      kt/a      kt/a      kt/a

      1931         0         0    0.0414         0    0.0414
      1932         0         0      1.85         0      1.85
      1933         0         0      2.95         0      2.95
      1934         0         0      3.91         0      3.91
      1935         0         0      5.09         0      5.09
      1936         0         0      4.75         0      4.75
      1937         0         0      5.93         0      5.93
      1938         0         0      7.32         0      7.32
      1939         0         0      8.08         0      8.08
      1940         0         0      8.99         0      8.99
      1941         0         0      6.42         0      6.42
      1942         0         0      4.19         0      4.19
      1943         0         0      6.28         0      6.28
      1944         0         0      6.29         0      6.29
      1945         0         0      4.61         0      4.61
      1946         0         0       2.9         0       2.9
      1947         0         0      17.1         0      17.1
      1948         0         0      26.4         0      26.4
      1949         0         0      32.5         0      32.5