| Date | Type | Link |
|---|---|---|
| 2015-05-31 | HTML | download report |
| 2016-05-31 | HTML | download report |
| 2017-05-31 | HTML | download report |
| 2017-07-31 | HTML | download report |
| 2019-01-31 | HTML | download report |
| 2020-01-31 | HTML | download report |
| 2021-01-31 | HTML | download report |
| 2022-01-31 | HTML | download report |