| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2023 | 02 May 2023 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2022 | 03 May 2022 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2022 | 31 Dec 2021 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2021 | 30 Sep 2021 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2021 | 30 Jun 2021 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 May 2021 | 04 May 2021 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2021 | 31 Mar 2021 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2021 | 31 Dec 2020 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2020 | 30 Sep 2020 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2020 | 30 Jun 2020 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2020 | 05 May 2020 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2020 | 31 Mar 2020 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2019 | 07 May 2019 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2019 | 31 Dec 2018 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2018 | 30 Sep 2018 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2018 | 30 Jun 2018 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2018 | 09 May 2018 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2018 | 31 Mar 2018 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 31 Dec 2017 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2017 | 30 Sep 2017 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2017 | 30 Jun 2017 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2017 | 01 May 2017 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 31 Mar 2017 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 31 Dec 2016 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2016 | 30 Sep 2016 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2016 | 30 Jun 2016 | 001-07657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2016 | 02 May 2016 | 001-07657 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2016 | 02 May 2016 | 001-07657 |