| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2024 | 21 May 2024 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2024 | 31 Dec 2023 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2024 | 26 Jan 2024 | 000-14703 |
| 144 | Open Document | Open Filing | 25 Jan 2024 | |||
| 144 | Open Document | Open Filing | 25 Jan 2024 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2023 | 16 May 2023 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2023 | 31 Dec 2022 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2022 | 17 May 2022 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2022 | 31 Dec 2021 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2021 | 25 May 2021 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2021 | 31 Dec 2020 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2020 | 19 May 2020 | 000-14703 |
| 5 | Open Document | Open Filing | FORM 5 | 13 Feb 2020 | 31 Dec 2019 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2019 | 30 Oct 2019 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2019 | 21 May 2019 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2019 | 31 Dec 2018 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2018 | 22 May 2018 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2018 | 31 Dec 2017 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2017 | 23 May 2017 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2017 | 31 Dec 2016 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2016 | 01 May 2016 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2016 | 31 Dec 2015 | 000-14703 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Sep 2015 | 25 Mar 2013 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2015 | 01 May 2015 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2015 | 31 Dec 2014 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2014 | 01 May 2014 | 000-14703 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2014 | 31 Dec 2013 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2013 | 29 May 2013 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2013 | 01 May 2013 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Mar 2013 | 25 Mar 2013 | 000-14703 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Mar 2013 | 25 Mar 2013 | 000-14703 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2013 | 08 Mar 2013 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Dec 2012 | 19 Dec 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Dec 2012 | 05 Dec 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Nov 2012 | 05 Nov 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Sep 2012 | 04 Sep 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Aug 2012 | 03 Aug 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jul 2012 | 05 Jul 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jun 2012 | 07 Jun 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2012 | 09 May 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 09 May 2012 | 07 May 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Apr 2012 | 09 Apr 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Apr 2012 | 05 Apr 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2012 | 05 Mar 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Feb 2012 | 06 Feb 2012 | 000-15366 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Jan 2012 | 06 Jan 2012 | 000-15366 |