| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2021 | 19 Nov 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2021 | 12 Nov 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2021 | 03 Nov 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Oct 2021 | 08 Oct 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2021 | 09 Jul 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2021 | 09 Apr 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Mar 2021 | 25 Mar 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2021 | 12 Mar 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2021 | 06 Mar 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2021 | 04 Mar 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jan 2021 | 08 Jan 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Oct 2020 | 09 Oct 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jul 2020 | 10 Jul 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2020 | 19 May 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Apr 2020 | 10 Apr 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Mar 2020 | 19 Mar 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2020 | 12 Mar 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2020 | 06 Mar 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2020 | 04 Mar 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jan 2020 | 10 Jan 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Oct 2019 | 11 Oct 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jul 2019 | 12 Jul 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Apr 2019 | 12 Apr 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2019 | 29 Mar 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2019 | 12 Mar 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2019 | 06 Mar 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jan 2019 | 11 Jan 2019 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Oct 2018 | 12 Oct 2018 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2018 | 13 Jul 2018 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Apr 2018 | 13 Apr 2018 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2018 | 06 Mar 2018 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jan 2018 | 12 Jan 2018 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Oct 2017 | 10 Oct 2017 | 000-16211 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Oct 2017 | 10 Oct 2017 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2015 | 04 Mar 2015 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2015 | 27 Feb 2015 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2015 | 06 Feb 2015 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Dec 2014 | 02 Dec 2014 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Aug 2014 | 25 Aug 2014 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2014 | 07 Mar 2014 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Mar 2014 | 05 Mar 2014 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2014 | 28 Feb 2014 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2014 | 06 Feb 2014 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Nov 2013 | 26 Nov 2013 | 001-35490 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2013 | 14 Nov 2013 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2013 | 30 Apr 2013 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2013 | 06 Mar 2013 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2013 | 05 Mar 2013 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2013 | 28 Feb 2013 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2013 | 01 Feb 2013 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Dec 2012 | 18 Dec 2012 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Dec 2012 | 14 Dec 2012 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2012 | 22 May 2012 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Apr 2012 | 02 Apr 2012 | 000-20199 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Apr 2012 | 02 Apr 2012 | 001-35490 |
| 3 | Open Document | Open Filing | FORM 3 | 02 Apr 2012 | 02 Apr 2012 | 001-35490 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2012 | 06 Mar 2012 | 000-20199 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2012 | 28 Feb 2012 | 000-20199 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Feb 2012 | 27 Feb 2012 | 000-20199 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Feb 2012 | 03 Feb 2012 | 000-20199 |