| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2023 | 15 May 2023 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2023 | 17 Jan 2023 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Dec 2022 | 21 Dec 2022 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2022 | 03 Jun 2022 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2022 | 18 Jan 2022 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Nov 2021 | 08 Nov 2021 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Nov 2021 | 05 Nov 2021 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2021 | 05 May 2021 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2021 | 26 Feb 2021 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jan 2021 | 19 Jan 2021 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2020 | 08 Dec 2020 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2020 | 03 Sep 2020 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2020 | 26 Jun 2020 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2020 | 18 Jun 2020 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2020 | 19 May 2020 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2020 | 18 Jun 2019 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2020 | 21 Jan 2020 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Aug 2019 | 29 Aug 2019 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jan 2019 | 15 Jan 2019 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2018 | 10 May 2018 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2018 | 05 Mar 2018 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2018 | 27 Feb 2018 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jan 2018 | 16 Jan 2018 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2017 | 30 Nov 2017 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2017 | 17 Aug 2017 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2017 | 14 Aug 2017 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2017 | 08 Aug 2017 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jan 2017 | 17 Jan 2017 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2016 | 21 Dec 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Nov 2016 | 28 Nov 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Nov 2016 | 21 Nov 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Aug 2016 | 17 Aug 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2016 | 12 Aug 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2016 | 02 Mar 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2016 | 04 Feb 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jan 2016 | 19 Jan 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jan 2016 | 19 Jan 2016 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Dec 2015 | 21 Dec 2015 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2015 | 18 Dec 2015 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2015 | 18 Nov 2015 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jan 2015 | 20 Jan 2015 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2014 | 12 Nov 2014 | 000-27719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2014 | 20 Jan 2014 | 000-27719 |