| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/04/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 4 | |
| 09/28/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 5 | |
| 09/01/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 6 | |
| 08/03/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 43 | |
| 06/01/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 6 | |
| 06/01/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 4 | |
| 05/19/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 3 | |
| 05/02/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 37 | |
| 04/28/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 5 | |
| 04/28/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 42 |