| Covers listed |
|
| 1984: | March, |
| 1997: | January, November, |
| 1998: | January, June, |
| 1999: | February, March, May, August, September, |
| 2000: | February, March, August, |
| 2001: | July, |
| 2002: | April, |
| 2003: | April, July, September, |
| 2004: | February, March, September, November, December, |
| 2005: | January, April, June, November, |
| 2006: | April, |
| 2007: | January, March, May, August, October, November, |
| 2008: | April, June, August, September, October, November, December, |
| 2009: | January, April, November, December, |
| 2010: | April, June, October, |
| 2011: | January, March, May, August, September, October, November, December, |
| 2012: | January, February, May, July, August, September, October, November, December, |
| 2013: | February, April, May, June, July, August, September, October, November, |
| 2014: | February, May, September, |
| 2015: | June, August, |
| 2016: | March, August, |
| 2017: | August, September, October, November, |
| 2018: | March, May, June, |
| 2019: | June, July, November, |
| 2020: | May/June, |
| 2021: | July, September, October, |
| 2022: | January, March, May, October, November, |
| 2023: | January, February, March, April, July, August, September, October, November, December, |
| 2024: | January, February, March, April, May, June, August, September, October, December, |
| 2025: | February, |
