| 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | Jul 28, 2017 |  |  |  |
| | 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | Jul 07, 2017 | | | |
| | 424B2 | Form of prospectus filed in connection with primary offering of securities on a delayed basis | Jun 29, 2017 | | | |
| | 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | Jun 29, 2017 | | | |
| | FWP | FWP | Jun 28, 2017 | | | |
| | 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | Jun 28, 2017 | | | |
| | 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | Jun 27, 2017 | | | |
| | 424B5 | Form of prospectus disclosing information, facts, events covered in both forms 424B2, 424B3 | Jun 26, 2017 | | | |
| | F-3ASR | F-3ASR | Jun 26, 2017 | | | |
| | 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | Apr 28, 2017 | | | |
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