| Covers listed |
|
| 1946: | 28 January, 17 June, 26 August, |
| 1947: | 27 January, |
| 1948: | 1 March, 25 October, |
| 1949: | 11 April, 18 July, |
| 1952: | 16 June, 24 November, |
| 1953: | 6 July, 31 August, |
| 1954: | 4 January, 1 March, |
| 1955: | 18 April, 19 December, |
| 1956: | 9 January, 7 May, 11 June, |
| 1957: | 19 August, |
| 1958: | 3 March, 29 September, |
| 1959: | 2 March, 7 September, |
| 1962: | 26 February, |
| 1963: | 23 December, |
| 1964: | 19 October, |
| 1965: | 6 September, 20 December, |
| 1968: | 4 March, 26 August, |
| 1969: | 10 November, |
| 1970: | 5 January, 7 December, |
| 1972: | 16 October, |
| 1975: | 17 February, |
| 1976: | 9 February, |
| 1977: | 14 February, 11 April, 16 May, 11 July, 5 September, 10 October, |
| 1978: | 3 April, 24 April, 23 October, |
| 1979: | 1 January, 15 January, |
| 1980: | 22 December, |
| 1981: | 12 January, 15 June, 7 December, |
| 1982: | 27 September, |
| 1983: | 23 May, 3 October, |
| 1984: | 28 May, |
| 1985: | 7 January, |
| 1986: | 22 December, |
| 1987: | 3 August, 31 August, 30 November, 28 December, |
| 1988: | 27 June, 26 September, 17 October, |
| 1989: | 6 November, |
| 1990: | 25 June, |
| 1991: | 1 April, 10 June, Fall, |
| 1992: | 6 April, 31 August, 2 November, |
| 1993: | 14 June, 20 December, |
| 1994: | 5 September, 19 December, |
| 1995: | 26 June, 23 October, |
| 1996: | 8 July, |
| 1997: | 7 July, Winter, |
| 1998: | 25 May, 22 June, Summer, 13 July, 14 December, |
| 1999: | 22 March, 17 May, 28 June, 16 August, |
| 2000: | 15 May, 22 May, 17 July, |
| 2001: | 14 May, |
| 2002: | 30 December, |
| 2003: | 18 August, 6 October, 1 December, |
| 2004: | 28 June, 29 November, |
| 2005: | 31 January, |
| 2006: | 2 January, 26 June, 7 August, |
| 2007: | 16 April, |
| 2011: | 12 December, 26 December, |
| 2014: | 18 March, 14 September, |
| 2015: | 3 February, 10 March, 26 December, |
| 2016: | 13 February, 5 March, 10 September, 17 December, |
| 2017: | 21 January, 4 March, |
| 2018: | 2 June, 21 July, 29 December, |
| 2019: | 11 May, 6 July, 14 December, |
| 2020: | 25 January, 9 May, |
| 2021: | 18 June, |
