| Covers listed |
|
| 1987: | #0 /December, |
| 1988: | #1 /February, #2 / April, #3 / June, #4 /October, |
| 1989: | #5 / February, #6 /June, #7 / October, |
| 1990: | #8 / March, #9 / June, #10 / October, |
| 1991: | #11 x/ January, #13 / July, #14 / November, |
| 1992: | #15 / January, #16 /April, #17 / July, #18 / October, |
| 1993: | #19 /January, #20 /April, #21 /July, #22 / October, |
| 1994: | #24 / April, #25 /July, #26 / October, |
| 1995: | #27 /January, #28 / April, #30 / October, |
| 1996: | #31 / May, |
| 1997: | #33 /January, #34 /April, #35 /September, |
| 1998: | #36 / January, #37 / May, #38 / September, |
| 1999: | #40 /May, #41 / September, |
| 2000: | #42 / January, #43 / May, #44 / December, |
| 2001: | #45 / February, #46 / June, #47 / September, #48 /December, |
| 2002: | #49 /March, #50 / June, #51 /September, #52 / December, |
| 2003: | #53 / March, #54 /June, #55 / September, #56 / December, |
| 2004: | #57 /March, #58 / September, #59 / December, |
| 2005: | #60 / March, #61 / June, #62 /December, |
| 2006: | #63 /April, #64 /September, #65 / December, |
| 2007: | #66 /April, #67 / October, #68 / December, |
| 2008: | #69 / April, Special June, #70 / October, #71 / December, |
| 2009: | #72 /April, #73 /September/October, |
| 2010: | #74 /December, |
| 2011: | #75 /September/October, #76 /December, |
| 2012: | #77 /March/April/May, #78 /June/July/August, #79 /September/October, #80 /December, |
| 2013: | #81 /March/April/May, #82 /June/July/August, #83 /September/October/November, #84 /December, |
| 2014: | #85 / January/March, #86 / April/June, #88 / December, |
| 2015: | #89 / March/May, #90 /Summer, #91 /Fall, #92 /Winter, |
| 2016: | #93 /May, #94 /Autumn, #95 /October, |
| 2017: | #96 / January, #98 / November, |
| 2018: | #99 /Spring, #100 /Summer, #101 /Fall, |
| 2019: | #104 / December, |
| 2020: | #105 /Spring, #106 /Fall, #107 / December, |
| 2023: | #114 /Summer, |
