| Covers listed | |
| 1977: | #109 / , |
| 1980: | #10 / , #16 / , |
| 1983: | #198 / October, #200 / , |
| 1984: | #218 / , #220 / March, #222 / , #245 / , |
| 1985: | #256 / , #274 / , #284 / , #285 /5 June, |
| 1986: | , #285 / , #328 / , #408 / , |
| 1987: | #428 / , |
| 1988: | #464 / , #495 / , |
| 1989: | #514 / , |
| 1990: | #557 / , |
| 1991: | #615 / , |
| 1992: | #655 / , #663 / , |
| 1993: | #683 /20 January, |
| 1994: | #745 / , #753 / , #1315 / , |
