| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2022 | 11 Feb 2022 | 001-05532-99 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2021 | 17 Feb 2021 | 001-05532-99 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2020 | 12 Feb 2020 | 001-05532-99 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2020 | 12 Feb 2020 | 001-05532-99 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2019 | 13 Feb 2019 | 001-05532-99 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jul 2018 | 24 Jul 2018 | 001-05532-99 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jun 2017 | 29 Jun 2017 | 001-05532-99 |