| 1 | 2022 DORTS ANNUAL REPORT | 2023-11-23 |
| 2 | 2021 DORTS ANNUAL REPORT | 2022-12-14 |
| 3 | 2020 DORTS ANNUAL REPORT | 2021-11-19 |
| 4 | 2019 DORTS ANNUAL REPORT | 2020-12-21 |
| 5 | 2018 DORTS ANNUAL REPORT | 2019-11-19 |
| 6 | 2017 DORTS ANNUAL REPORT | 2018-12-25 |
| 7 | 2016 DORTS ANNUAL REPORT(PDF) | 2017-10-23 |
| 8 | 2015 DORTS ANNUAL REPORT(PDF) | 2017-10-23 |
| 9 | 2014 DORTS ANNUAL REPORT | 2015-09-24 |
| 10 | 2013 DORTS ANNUAL REPORT | 2015-01-08 |