September 23, 2000
December 19, 1975
August 06, 1976
October 15, 1976
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May 09, 1980
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September 12, 1980
December 05, 1980
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October 30, 1981
February 12, 1982
October 01, 1985
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April 08, 1993
November 30, 1995