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