1974-02-07 1974-05-23 1997-11-29 1980-11-08 2006-01-01 1980-06-13 2001-08-31 2005-03-12 1976-08-25 1990-05-25 1994-02-11 1973-05-09 1988-06-01 2018-01-16 1992-06-23 1981-05-21 1995-03-08 1978-05-18 1991-01-18 1986-01-01 1992-08-28 1980-10-31 1975-10-08 1975-11-01 2007-10-01 2001-06-19 2003-03-21 2001-03-10 1975-10-31 2009-01-01 1985-05-31 1979-05-30 1974-03-23 1975-03-01 1977-12-16