| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2021 | 01 May 2021 | 001-39680 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jun 2021 | 10 Jun 2021 | 001-39680 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2021 | 01 May 2021 | 001-39680 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2021 | 09 Mar 2021 | 001-39680 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2021 | 31 Dec 2020 | 001-39680 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2020 | 01 May 2020 | 000-10587 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2020 | 31 Dec 2019 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2019 | 17 May 2019 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2019 | 01 May 2019 | 000-10587 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2019 | 31 Dec 2018 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2018 | 01 Apr 2018 | 000-10587 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2018 | 31 Dec 2017 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jul 2017 | 21 Jul 2017 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 02 Apr 2017 | 000-10587 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2017 | 31 Dec 2016 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2016 | 17 Nov 2016 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Nov 2016 | 21 Jun 2016 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2016 | 01 Apr 2016 | 000-10587 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2016 | 31 Dec 2015 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2015 | 15 Jun 2015 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2015 | 20 Mar 2015 | 000-10587 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2015 | 31 Dec 2014 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Nov 2014 | 21 Nov 2014 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2014 | 21 Mar 2014 | 000-10587 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jan 2014 | 31 Dec 2013 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2013 | 17 Jul 2013 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2013 | 14 May 2013 | 000-10587 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2013 | 20 May 2013 | 000-10587 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2013 | 08 May 2013 | 000-10587 |