| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 09/12/13 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 6 | |
| 07/23/13 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 42 | |
| 06/18/13 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 5 | |
| 04/26/13 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 42 | |
| 02/12/13 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 3 | |
| 01/29/13 | SC 13G | Form SC 13G: Statement of Beneficial Ownership by Certain Investors | 5 | |
| 01/28/13 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 36 | |
| 01/18/13 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 40 | |
| 01/11/13 | 6-K | Form 6-K: Report of foreign issuer [Rules 13a-16 and 15d-16] | 3 | |
| 12/31/12 | 20-F | Form 20-F: Annual and transition report of foreign private issuers [Sections 13 or 15(d)] | 182 |
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