Season 0 of Shelley premiered on December 22, 1980.

Season 1 of Shelley premiered on July 12, 1979.

Season 2 of Shelley premiered on May 8, 1980.

Season 3 of Shelley premiered on December 29, 1980.

Season 4 of Shelley premiered on February 18, 1982.

Season 5 of Shelley premiered on November 4, 1982.

Season 6 of Shelley premiered on December 1, 1983.

Season 7 of Shelley premiered on October 11, 1988.

Season 8 of Shelley premiered on October 17, 1989.

Season 9 of Shelley premiered on September 24, 1990.

Season 10 of Shelley premiered on July 28, 1992.