| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2022 | 23 May 2022 | 001-34580 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2022 | 22 Feb 2022 | 001-34580 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2022 | 18 Feb 2022 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2022 | 22 Feb 2022 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2022 | 18 Feb 2022 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2021 | 22 Feb 2021 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2021 | 18 Feb 2021 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2020 | 24 Feb 2020 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2020 | 20 Feb 2020 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2019 | 30 Jul 2019 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2019 | 14 May 2019 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2019 | 22 Feb 2019 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2019 | 21 Feb 2019 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2018 | 30 Apr 2018 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2018 | 27 Feb 2018 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2018 | 23 Feb 2018 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2018 | 21 Feb 2018 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2017 | 01 Dec 2017 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2017 | 06 Mar 2017 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2017 | 27 Feb 2017 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2017 | 22 Feb 2017 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2016 | 04 Mar 2016 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2016 | 29 Feb 2016 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Feb 2016 | 25 Feb 2016 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2016 | 23 Feb 2016 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2015 | 05 Jun 2015 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2015 | 01 Jun 2015 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2015 | 23 Mar 2015 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2015 | 04 Mar 2015 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2015 | 27 Feb 2015 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2015 | 25 Feb 2015 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Oct 2014 | 28 Oct 2014 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2014 | 02 Jun 2014 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Mar 2014 | 24 Mar 2014 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2014 | 20 Mar 2014 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2014 | 03 Mar 2014 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2014 | 27 Feb 2014 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2013 | 03 Jun 2013 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2013 | 30 Apr 2013 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Mar 2013 | 22 Mar 2013 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2013 | 20 Mar 2013 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2013 | 01 Mar 2013 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Oct 2012 | 05 Oct 2012 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2012 | 13 Apr 2012 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2012 | 03 Apr 2012 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2012 | 30 Mar 2012 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Mar 2012 | 22 Mar 2012 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2012 | 20 Mar 2012 | 001-34580 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2012 | 05 Mar 2012 | 001-34580 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2012 | 02 Dec 2011 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Mar 2012 | 05 Mar 2012 | 001-34580 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2012 | 29 Feb 2012 | 001-34580 |