April 26, 1969
Episode 1 of Season 1 premiered on April 26, 1969
June 14, 1969
Episode 2 of Season 1 premiered on June 14, 1969
June 21, 1969
Episode 3 of Season 1 premiered on June 21, 1969
July 12, 1969
Episode 4 of Season 1 premiered on July 12, 1969
July 19, 1969
Episode 5 of Season 1 premiered on July 19, 1969
November 15, 1969
Episode 6 of Season 1 premiered on November 15, 1969
March 7, 1970
Episode 7 of Season 1 premiered on March 7, 1970
March 14, 1970
Episode 8 of Season 1 premiered on March 14, 1970
March 21, 1970
Episode 9 of Season 1 premiered on March 21, 1970
July 11, 1970
Episode 10 of Season 1 premiered on July 11, 1970
October 17, 1970
Episode 11 of Season 1 premiered on October 17, 1970
February 20, 1971
Episode 12 of Season 1 premiered on February 20, 1971
July 17, 1971
Episode 13 of Season 1 premiered on July 17, 1971
September 4, 1971
Episode 14 of Season 1 premiered on September 4, 1971
September 18, 1971
Episode 15 of Season 1 premiered on September 18, 1971
November 27, 1971
Episode 16 of Season 1 premiered on November 27, 1971
December 18, 1971
Episode 17 of Season 1 premiered on December 18, 1971
February 19, 1972
Episode 18 of Season 1 premiered on February 19, 1972
April 15, 1972
Episode 19 of Season 1 premiered on April 15, 1972
May 17, 1972
Episode 20 of Season 1 premiered on May 17, 1972
June 3, 1972
Episode 21 of Season 1 premiered on June 3, 1972
June 24, 1972
Episode 22 of Season 1 premiered on June 24, 1972
August 19, 1972
Episode 23 of Season 1 premiered on August 19, 1972
October 14, 1972
Episode 24 of Season 1 premiered on October 14, 1972
March 17, 1973
Episode 25 of Season 1 premiered on March 17, 1973
May 5, 1973
Episode 26 of Season 1 premiered on May 5, 1973
August 18, 1973
Episode 27 of Season 1 premiered on August 18, 1973
September 22, 1973
Episode 28 of Season 1 premiered on September 22, 1973
April 1, 1974
Episode 29 of Season 1 premiered on April 1, 1974
October 26, 1974
Episode 30 of Season 1 premiered on October 26, 1974
November 2, 1974
Episode 31 of Season 1 premiered on November 2, 1974
November 30, 1974
Episode 32 of Season 1 premiered on November 30, 1974
December 14, 1974
Episode 33 of Season 1 premiered on December 14, 1974
February 15, 1975
Episode 34 of Season 1 premiered on February 15, 1975
March 29, 1975
Episode 35 of Season 1 premiered on March 29, 1975
July 5, 1975
Episode 36 of Season 1 premiered on July 5, 1975
August 9, 1975
Episode 37 of Season 1 premiered on August 9, 1975
November 15, 1975
Episode 38 of Season 1 premiered on November 15, 1975
December 13, 1975
Episode 39 of Season 1 premiered on December 13, 1975
August 27, 1977
Episode 40 of Season 1 premiered on August 27, 1977
March 11, 1978
Episode 41 of Season 1 premiered on March 11, 1978
December 23, 1978
Episode 42 of Season 1 premiered on December 23, 1978
August 9, 1980
Episode 43 of Season 1 premiered on August 9, 1980
August 16, 1980
Episode 44 of Season 1 premiered on August 16, 1980
February 27, 1982
Episode 45 of Season 1 premiered on February 27, 1982
January 28, 1984
Episode 46 of Season 1 premiered on January 28, 1984
February 18, 1984
Episode 47 of Season 1 premiered on February 18, 1984
February 25, 1984
Episode 48 of Season 1 premiered on February 25, 1984
April 28, 1984
Episode 49 of Season 1 premiered on April 28, 1984
November 10, 1984
Episode 50 of Season 1 premiered on November 10, 1984
June 1, 1985
Episode 51 of Season 1 premiered on June 1, 1985
June 7, 1986
Episode 52 of Season 1 premiered on June 7, 1986
April 6, 1991
Episode 53 of Season 1 premiered on April 6, 1991
February 22, 1992
Episode 54 of Season 1 premiered on February 22, 1992
January 30, 1993
Episode 55 of Season 1 premiered on January 30, 1993
April 20, 1996
Episode 56 of Season 1 premiered on April 20, 1996
October 26, 1996
Episode 57 of Season 1 premiered on October 26, 1996
January 1, 1998
Episode 58 of Season 1 premiered on January 1, 1998
January 1, 1999
Episode 59 of Season 1 premiered on January 1, 1999
January 1, 2000
Episode 60 of Season 1 premiered on January 1, 2000
September 28, 2002
Episode 61 of Season 1 premiered on September 28, 2002
October 4, 2002
Episode 62 of Season 1 premiered on October 4, 2002
October 5, 2002
Episode 63 of Season 1 premiered on October 5, 2002
December 14, 2002
Episode 64 of Season 1 premiered on December 14, 2002
January 18, 2003
Episode 65 of Season 1 premiered on January 18, 2003
February 22, 2003
Episode 66 of Season 1 premiered on February 22, 2003
May 10, 2003
Episode 67 of Season 1 premiered on May 10, 2003
September 20, 2003
Episode 68 of Season 1 premiered on September 20, 2003
October 11, 2003
Episode 69 of Season 1 premiered on October 11, 2003
May 1, 2004
Episode 70 of Season 1 premiered on May 1, 2004
May 8, 2004
Episode 71 of Season 1 premiered on May 8, 2004
September 25, 2004
Episode 72 of Season 1 premiered on September 25, 2004
October 9, 2004
Episode 73 of Season 1 premiered on October 9, 2004
October 16, 2004
Episode 74 of Season 1 premiered on October 16, 2004
October 30, 2004
Episode 75 of Season 1 premiered on October 30, 2004
November 6, 2004
Episode 76 of Season 1 premiered on November 6, 2004
January 8, 2005
Episode 77 of Season 1 premiered on January 8, 2005
January 15, 2005
Episode 78 of Season 1 premiered on January 15, 2005
March 5, 2005
Episode 79 of Season 1 premiered on March 5, 2005