| Covers listed |
|
| 1990: | #1 /January, #2 /March, #3 /May, #4 /July, #5 /September, #6 /November, |
| 1991: | #7 /January, #8 /March, #9 /May, #11 /September, #12 / November, |
| 1992: | #13 /January, #14 /March, #15 /May, #16 /July, #17 /September, #18 /November, |
| 1993: | #19 /January, #21 /May, #22 /July, #23 /September, |
| 1994: | #26 / January, #28 /March, #30 /May, #31 /July, #33 /September, #35 /November, |
| 1995: | #37 /January, #38 /March, #40 /May, #41 / July, #43 /September, |
| 1996: | #46 /January, #48 /March, #50 /May, #51 /July, #53 / September, #55 / November, |
| 1997: | #56 /January, #58 /March, #60 /May, #61 /July, #63 /September, #65 /November, |
| 1998: | #66 /January, #68 /March, #70 /May, #71 /June, #72 /July, #74 /August, #75 /September, #76 /October, #78 /November, |
| 1999: | #82 /February, #84 /April, #85 / May, #87 /June, #88 /July, #90 /August, #91 /September, #92 /October, #94 /November, #95 / December, |
| 2000: | #96 /January, #98 /February, #100 /April, #102 /May, #110 /November, |
| 2001: | #114 /February, #117 /May, #119 /June, #123 / September, #124 /October, #126 /November, |
| 2002: | #132 /March, #135 /May, #136 /June, #137 /July, , |
| 2003: | #155 /October, #156 /November, |
| 2004: | #161 /March, #162 /April, #169 /September, |
| 2005: | #174 /January, #175 /February, #182 /July, #184 /September, #189 /December, |
| 2006: | #190 /January, #194 /April, #200 /August, October, |
| 2007: | #219 /October, #222 /December, |
| 2008: | #223 /January, #234 /September, #235 /October, |
| 2009: | #255 /November, #257 /December, |
| 2010: | #258 /January, April, #271 /September, |
| 2011: | #279 /February, #285 /June, #287 / July, #294 / December, |
| 2012: | #304 /June, December, |
| 2013: | #314 /January, #315 /February, #318 /March, #319 /April, #320 /May, #322 /June, #324 /July, #325 /August, |
| 2014: | #334 /January, #340 /May, #345 /August, #346 /September, #347 /October, #348 /November, |
| 2015: | January, March, August, October, November, December, |
| 2016: | #367 /April, #369 /June, #370 /July, #374 /November, |
| 2017: | #375 /January, #382 /June, |
| 2019: | April, October, |
| 2020: | January, February, March, April, May, |
