| Covers listed | |
| 1994: | October, |
| 2002: | October, November, |
| 2003: | January/February, October, |
| 2005: | March, June, |
| 2006: | August, |
| 2007: | January/February, |
| 2008: | March, April, June, July, November, |
| 2009: | January, March, April, |
| 2011: | May, October, |
| 2012: | March, May, September, October, November, December, |
| 2013: | January/February, March, June, July/August, October, December, |
| 2014: | January/February, April, July/August, September, October, |
| 2015: | January/February, March, June, July, November, |
| 2016: | April, July/August, October, |
| 2017: | March, April, September, |
| 2018: | January/February, April, |
| 2019: | January/February, July/August, |
| 2020: | January/February, September/October, |
