December 31, 1986
June 30, 1997
September 01, 1983
January 01, 1976
February 06, 1972
May 04, 1990
January 31, 1981
April 01, 1975
January 01, 1979
January 31, 1987
September 10, 1985
January 01, 1988
January 01, 1977
February 18, 1974
January 01, 1986