| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2024 | 22 May 2024 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2024 | 07 May 2024 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2023 | 28 Nov 2023 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Oct 2023 | 20 Oct 2023 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Aug 2023 | 01 Aug 2023 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2023 | 02 May 2023 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2023 | 01 Feb 2023 | 000-16120 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2021 | 31 Dec 2020 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Apr 2020 | 17 Feb 2020 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Nov 2019 | 14 Nov 2019 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2019 | 14 May 2019 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2019 | 25 Feb 2019 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2018 | 26 Oct 2018 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2017 | 30 Nov 2017 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2015 | 12 Feb 2015 | 000-16120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jan 2013 | 03 Jan 2013 | 000-16120 |