| Covers listed |
|
| 1978: | #0 /April, #1 /August, |
| 1979: | #2 /January, #3 /May, #4 /October, |
| 1980: | #5 /April, #6 /July, #7/8 /November, |
| 1981: | #9 /June, #10/11 /October, |
| 1982: | #12 /September, |
| 1983: | #13 /July, #14 /September, |
| 1984: | #15 /July, |
| 1985: | #16 /July, |
| 1986: | #1 /April, #2 /July/August/September, #3/4 /October, |
| 1987: | #5 /April, #6 /July, #7 /October, |
| 1988: | #8/9 /January, SpecialMay, SpecialJuly, #10 /July, #11/12 /October, |
| 1989: | #13/14 /January-June, ExtraJuly, #15 /October, |
| 1990: | #16/17 /January, #18 /July, #19/20 /October, |
| 1991: | #21/22 /April, #23 /October, Extra, |
| 1992: | #24/25 /January, #26 /July, |
| 1993: | #30 /July/September, |
| 1994: | #31/32 /April/December, September, |
| 1996: | #1 /January, #2/3 /April, #4 /October, |
| 1997: | #5/6 /January, #7 /July, #8 /October, |
| 1998: | #9 /January, #10/11 /April, #12 /October, |
| 1999: | #13/14 /January, #15 /July, #16 /October, |
| 2000: | #17 /January, #18/19 /April, #20 /October, |
| 2001: | #21 /January, #22-3 / April/September, #24 /October, |
| 2002: | #25 /January, #26/27 /April, #28 /October, |
| 2003: | #29 /January, #30-1 / April/September, #32 /October, |
| 2004: | #33 /January, #34-5 / April/September, #36 /October, |
| 2005: | #37 /January, #38/39 /September, #40 /October, |
| 2006: | #41 / January/March, #42/43 /April, #42-3 / April/September, #44 /October, |
| 2007: | #45 / January/March, #46/47 /April, #46-7 / April/September, #48 /October, |
| 2008: | #49 /January, #50-1 / April/September, #52 /October, #52 / October/December, |
| 2009: | #53 / January/March, #54/55 /April-September, #56 /October/November/December, |
| 2010: | #57/58 /January/February/March, #59 /July/August/September, #60 / October/December, |
| 2011: | #61-2 / January/June, #63 / July/September, #64 / October/December, |
| 2012: | #65 / January/March, #68 / October/December, |
| 2013: | #69 / January/March, #70/71 /April/September, #72 / October/December, |
| 2014: | #76 /October/December, |
