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Table 1
<br />•
<br />•
<br />
<br />Historical Production Rates
<br />
<br />
<br />Year
<br />Energy Mine No.l
<br />(tons)
<br />Energy Mine No.2
<br />(tons)
<br />Energy Mine No.3
<br />(tons) Total
<br />Production
<br />(tons)
<br />1962 23,122 - - 23,122
<br />1963 309,618 - - 309,618
<br />1964 358,215 - - 358,215
<br />1965 393,068 - - 393,068
<br />1966 416,096 - - 416,096
<br />1967 495,107 - - 495,107
<br />1968 505,045 - - 505,045
<br />1969 564,933 - - 564,933
<br />1970 621,889 - - 621,889
<br />1971 517,903 - - 517,903
<br />1972 747,406 21,871 - 769,277
<br />1973 702,573 186,136 - 888,709
<br />1974 1,240,150 575,393 - 1,815,543
<br />1475 835,792 1,240,529 527,083 2,603,404
<br />1976 1,400,890 1,190,406 518,881 3,110,177
<br />1977 3,151,796 443,975 385,520 3,981,291
<br />1978 3,088,792 275,326 334,745 3,698,863
<br />-3-
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