| Covers listed | |
| 1991: | #1 , |
| 1992: | #2 , |
| 1993: | #3 , |
| 1994: | #4 , |
| 1995: | #5 , |
| 1996: | #6 , |
| 1997: | #7 , |
| 1998: | #8 , |
| 1999: | #9 /December, |
| 2000: | #10 , |
| 2001: | #11 , |
| 2002: | #12 , |
| 2003: | #13 , |
| 2004: | #14 , |
| 2005: | #15 , #16 , #17 /December, |
| 2006: | #18 , #19 , #20 , #21 , #22 , |
| 2007: | #23 , |
