| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 5/A | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jan 2022 | 31 Dec 2021 | 000-14384 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2022 | 31 Dec 2021 | 000-14384 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2016 | 14 Nov 2016 | 000-14384 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2016 | 31 Oct 2016 | 000-14384 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2016 | 06 Apr 2016 | 000-14384 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Aug 2015 | 18 Aug 2015 | 000-14384 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2014 | 28 Oct 2014 | 000-14384 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2014 | 30 Jul 2014 | 000-14384 |