| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Apr 2022 | 14 Apr 2022 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2022 | 31 Mar 2022 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2021 | 08 Dec 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2021 | 30 Sep 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2021 | 06 May 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2021 | 31 Mar 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2021 | 09 Feb 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Nov 2020 | 05 Nov 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2020 | 30 Sep 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Aug 2020 | 28 Aug 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Aug 2020 | 17 Aug 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2020 | 06 Aug 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2020 | 31 Jul 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2020 | 30 Apr 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2020 | 31 Mar 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2020 | 27 Feb 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2019 | 05 Nov 2019 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2019 | 30 Sep 2019 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Aug 2019 | 08 Aug 2019 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2019 | 13 Jun 2019 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2019 | 25 Apr 2019 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2019 | 29 Mar 2019 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2018 | 01 Nov 2018 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2018 | 28 Sep 2018 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Aug 2018 | 02 Aug 2018 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jul 2018 | 12 Jul 2018 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2018 | 03 May 2018 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Apr 2018 | 24 Apr 2018 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2018 | 29 Mar 2018 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Nov 2017 | 29 Sep 2017 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2017 | 03 Aug 2017 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2017 | 07 Jun 2017 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2017 | 04 May 2017 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Nov 2016 | 18 Nov 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2016 | 03 Nov 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2016 | 03 Nov 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Sep 2016 | 15 Sep 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Aug 2016 | 04 Aug 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2016 | 05 May 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2016 | 04 Feb 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2015 | 05 Nov 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2015 | 30 Sep 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2015 | 19 Aug 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Aug 2015 | 06 Aug 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2015 | 10 Jun 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2015 | 07 May 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2015 | 20 Feb 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2015 | 18 Feb 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2015 | 05 Feb 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2014 | 10 Nov 2014 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2014 | 31 Oct 2014 | 000-19291 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Aug 2014 | 04 Aug 2014 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2014 | 04 Jun 2014 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2014 | 24 Feb 2014 | 000-19291 |