| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/28/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 3 | |
| 04/28/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 3 | |
| 04/04/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 4 | |
| 04/04/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 5 | |
| 03/20/17 | 20-F | Form 20-F: Annual and transition report of foreign private issuers [Sections 13 or 15(d)] | 151 | |
| 03/17/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 40 | |
| 03/15/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 37 | |
| 03/15/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 42 | |
| 01/30/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 6 | |
| 01/24/17 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 5 |
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