Season 1 NBC , 1988 - 1989 Watch now Season 2 NBC , 1989 - 1990 Watch now Season 3 NBC , 1990 - 1991 Watch now Season 4 NBC , 1991 - 1992 Watch now Season 5 NBC , 1992 - 1993 Watch now Season 6 NBC , 1993 - 1994 Watch now Season 7 NBC , 1994 - 1995 Watch now Season 8 NBC , 1995 - 1996 Watch now Season 9 NBC , 1996 - 1997 Watch now Season 10 NBC , 1997 - 1998 Watch now Season 11 NBC , 1999 Watch now Season 12 NBC , 2001 Watch now Season 13 NBC , 2002
, 1988 - 1989
, 1989 - 1990
, 1990 - 1991
, 1991 - 1992
, 1992 - 1993
, 1993 - 1994
, 1994 - 1995
, 1995 - 1996
, 1996 - 1997
, 1997 - 1998
