| Covers listed |
|
| 1991: | July, |
| 2004: | April, |
| 2005: | April, |
| 2006: | April, September, November, |
| 2007: | March, April, December, |
| 2008: | February, March, August, September, October, |
| 2009: | August, September, November, December, |
| 2010: | March, August, November, December, |
| 2011: | February, March, April, May, July, September, October, November, December, |
| 2012: | June, September, |
| 2013: | February, August, |
| 2014: | January, February, March, April, May, June, August, September, |
| 2015: | February, April, June, November, December, |
| 2016: | January, February, March, September, November, |
| 2017: | January, February, March, April, May, June, December, |
| 2018: | January, April, December, |
| 2019: | May, October, |
| 2020: | September, |
| 2021: | March, August, September, |
| 2023: | June, July, August, November, December, |
| 2024: | January, February, November, December, |
| 2025: | January, |
