| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2023 | 21 May 2023 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2023 | 28 Apr 2023 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2022 | 21 May 2022 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2022 | 30 Apr 2022 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2021 | 30 Apr 2021 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2021 | 24 Apr 2021 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2020 | 24 Apr 2020 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2019 | 26 Apr 2019 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2018 | 27 Apr 2018 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2017 | 28 Apr 2017 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2016 | 29 Apr 2016 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Apr 2015 | 24 Apr 2015 | 000-30111 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2014 | 25 Apr 2014 | 000-30111 |