| Covers listed | |
| 1987: | December, |
| 1991: | March, |
| 1994: | October, |
| 1995: | May, |
| 1999: | November, |
| 2000: | May, |
| 2003: | February, |
| 2007: | April, October, |
| 2011: | November, |
| 2013: | January, |
| 2015: | June, |
| 2018: | February, May, |
| 2019: | August, December, |
| 2020: | January, March, June/July, October, November, |
| 2021: | July/August, September, |
| 2022: | February, March, September, December 2022/ January 2023, |
| 2023: | April, June, |
| 2024: | July/August, December 2024/ January 2025, |
| 2025: | October, |
