Season
- Season 18 2022-05-02
- Season 17 2019-04-08
- Season 16 2016-04-23
- Season 15 2014-04-07
- Season 14 2011-11-05
- Season 13 2009-09-28
- Season 12 2007-09-03
- Season 11 2004-04-19
- Season 10 2001-02-12
- Season 9 1998-11-02
- Season 8 1996-09-23
- Season 7 1994-07-25
- Season 6 1992-02-18
- Season 5 1989-07-17
- Season 4 1985-05-19
- Season 3 1981-06-27
- Season 2 1978-03-01
- Season 1 1976-03-01
