| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2022 | 01 Mar 2022 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2022 | 04 Feb 2022 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2021 | 01 Mar 2021 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2021 | 05 Feb 2021 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2020 | 01 Mar 2020 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2020 | 07 Feb 2020 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2020 | 07 Feb 2020 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2019 | 01 Mar 2019 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2019 | 19 Feb 2019 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2018 | 01 Mar 2018 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2018 | 28 Feb 2018 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2018 | 20 Feb 2018 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2017 | 01 Mar 2017 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2017 | 21 Feb 2017 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2016 | 14 Mar 2016 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2016 | 01 Mar 2016 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2016 | 29 Feb 2016 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Feb 2016 | 16 Feb 2016 | 333-21011 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2015 | 05 Mar 2015 | 333-21011 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2015 | 01 Feb 2015 | 333-21011 |