| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2021 | 10 May 2021 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2020 | 09 Nov 2020 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2020 | 26 Oct 2020 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2019 | 27 Nov 2019 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2019 | 20 Nov 2019 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2019 | 15 Nov 2019 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2019 | 12 Nov 2019 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jan 2019 | 28 Jan 2019 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Nov 2018 | 28 Nov 2018 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Nov 2018 | 21 Nov 2018 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2018 | 22 May 2018 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Apr 2018 | 24 Apr 2018 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2017 | 29 Nov 2017 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2017 | 15 Nov 2017 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Oct 2017 | 24 Oct 2017 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2017 | 10 Aug 2017 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2017 | 26 Apr 2017 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Nov 2016 | 28 Nov 2016 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2016 | 16 Nov 2016 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Oct 2016 | 24 Oct 2016 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2015 | 30 Nov 2015 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Nov 2015 | 23 Nov 2015 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Nov 2015 | 18 Nov 2015 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2015 | 26 Oct 2015 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2015 | 26 Feb 2015 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Oct 2014 | 27 Oct 2014 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Oct 2014 | 15 Oct 2014 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2014 | 02 Sep 2014 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Aug 2014 | 11 Aug 2014 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2014 | 18 Feb 2014 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2013 | 18 Dec 2013 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2012 | 28 Nov 2012 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jul 2012 | 30 Jul 2012 | 000-18082 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2012 | 10 Feb 2012 | 000-18082 |