with 13 episodes premiered on September 26, 1987

with 13 episodes premiered on November 19, 1988

with 13 episodes premiered on December 2, 1989

with 15 episodes premiered on September 28, 1991

with 15 episodes premiered on September 26, 1992

with 15 episodes premiered on January 8, 1994

with 15 episodes premiered on January 7, 1995

with 15 episodes premiered on December 20, 1995

with 15 episodes premiered on December 4, 1996

with 15 episodes premiered on December 17, 1997

with 16 episodes premiered on December 22, 1998

with 15 episodes premiered on December 21, 1999

with 15 episodes premiered on December 19, 2000

with 15 episodes premiered on January 2, 2002

with 15 episodes premiered on December 24, 2002

with 15 episodes premiered on January 9, 2004

with 15 episodes premiered on January 6, 2005

with 15 episodes premiered on March 6, 2006

with 15 episodes premiered on February 5, 2007

with 6 episodes premiered on January 28, 2008

with 6 episodes premiered on December 11, 2009