| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2022 | 31 Dec 2021 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2021 | 01 Mar 2021 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2021 | 22 Feb 2021 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Sep 2020 | 10 Sep 2020 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2020 | 02 Mar 2020 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2020 | 24 Feb 2020 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2020 | 18 Feb 2020 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2019 | 01 Mar 2019 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2019 | 19 Feb 2019 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2018 | 01 Mar 2018 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2018 | 21 Feb 2018 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2017 | 01 Mar 2017 | 001-12648 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 21 Feb 2017 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2017 | 21 Feb 2017 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2016 | 09 Jun 2016 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2016 | 12 May 2016 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2016 | 01 Mar 2016 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2016 | 22 Feb 2016 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2015 | 02 Mar 2015 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2015 | 24 Feb 2015 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2014 | 10 Nov 2014 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2014 | 03 Mar 2014 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2014 | 18 Feb 2014 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2013 | 06 Dec 2013 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Dec 2013 | 04 Dec 2013 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2013 | 21 May 2013 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2013 | 01 Mar 2013 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2013 | 24 Feb 2013 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2013 | 18 Feb 2013 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2012 | 07 May 2012 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2012 | 24 Feb 2012 | 001-12648 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2012 | 17 Feb 2012 | 001-12648 |