Season 1

1963-04-02

Season 2

1964-01-07

Season 3

1965-03-09

Season 4

1966-01-04

Season 5

1967-01-03

Season 6

1968-01-02

Season 7

1969-01-07

Season 8

1971-06-29

Season 9

1972-05-02

Season 10

1973-05-01

Season 11

1974-01-01

Season 12

1975-02-05

Season 13

1976-01-01

Season 14

1977-01-01

Season 15

1978-08-23

Season 16

1979-02-21

Season 17

1980-01-01

Season 18

1981-01-07

Season 19

1982-03-17

Season 20

1983-06-01

Season 21

1984-01-27

Season 22

1985-01-11

Season 23

1986-01-10

Season 24

1987-01-23

Season 25

1988-01-01

Season 26

1993-11-13

Season 27

1994-08-19

Season 28

1996-01-01