| Year | Volume | Number |
|---|---|---|
| 2023 | 15 | 22 articles |
| 2022 | 14 | 34 articles |
| 2021 | 13 | 48 articles |
| 2020 | 12 | 48 articles |
| 2019 | 11 | 48 articles |
| 2018 | 10 | 49 articles |
| 2017 | 9 | 1 2 3 4 |
| 2016 | 8 | 1 2 3 4 |
| 2015 | 7 | 1 2 3 4 |
| 2014 | 6 | 1 2 3 4 |
| 2013 | 5 | 1 2 3 4 |
| 2012 | 4 | 1 2 3 4 |
| 2011 | 3 | 1 2 3 |
| 2010 | 2 | 1 2 3 |
| 2009 | 1 | 1 2 |
