| Covers listed |
|
| 1986: | #1 / December 1986/ January 1987, |
| 1987: | May/June, September/October, |
| 1988: | May/June, July/August, November/December, |
| 1989: | March/April, May/June, December 1989/ January 1990, |
| 1990: | March/April, July/August, September/October, November, December 1990/ January 1991, |
| 1991: | March/April, July/August, November, December 1991/ January 1992, |
| 1992: | March/April, July/August, September/October, |
| 1993: | #39 /6 May, September/October, |
| 1994: | March/April, May/June, July/August, December 1994/ January 1995, |
| 1995: | July/August, September/October, December 1995/ January 1996, |
| 1996: | April, May, June, July/August, #63 / November, December, |
| 1997: | January/February, April, May, June, September, October, |
| 1998: | #75 /2 January, |
| 1999: | January/February, March, June, July/August, September, October, |
| 2000: | March, July, September, |
| 2001: | January, February, March, April, May, June, September, November, December, |
| 2002: | January, April, May, June, July, August, October, November, |
| 2003: | January, March, April, May, June, July, August, October, November, December, |
| 2004: | February, March, April, July, August, September, November, December, |
| 2005: | February, April, May, June, July, August, November, December, |
| 2006: | February, March, June, July, August, September, October, November, December, |
| 2007: | January, February, March, June, July, August, September, November, |
| 2008: | January, March, July, August, October, November, December, |
| 2009: | February, March, April, |
