| Date | Type | Link |
|---|---|---|
| 2015-05-26 | HTML | download report |
| 2016-05-25 | HTML | download report |
| 2017-05-23 | HTML | download report |
| 2018-05-21 | HTML | download report |
| 2019-08-31 | HTML | download report |
| 2020-08-30 | HTML | download report |
| 2021-08-31 | HTML | download report |
| 2022-08-31 | HTML | download report |