1958: 1-12
1959: 1-9
1960: 1-3, 5, 7-12
1961: 1-7, 10-12
1962: 1-8, 10-12
1963: 3-12
1964: 1-12
1965: 1-12
1966: 1-12
1967: 1-12
1968: 1-12
1969: 1-12
1970: 1-12
1971: 1-12
1972: 1-12
1973: 1-12
1974: 1-12
1975: 1-12
1976: 1-12
1977: 1-12
1978: 1-12
1979: 1-12
1980: 1-12
1981: 1-12
1982: 1-12
1983: 1-8, 10-12
1984: 1-12
1985: 1-12
1986: 1-10, 12
1987: 1-8, 10-11
1988: 4-5, 8-12
1989: 1-12
1990: 1-12
1991: 1-3, 5-12
1992: 1-12
1993: 1-12
1994: 1-5, 7-12
1995: 1-9, 11-12
1996: 1-5, 7-12
1997: 3-5, 7, 9
1998: 1-2, 5, 9, 11
1999: 7-9, 12
2003: 9-12
2004: 2-6, 9-12