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8. Restricted cash (Tables) | 12 Months Ended
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Dec. 31, 2017
Restricted Cash Tables |
Restricted cash |
| December 31, 2017 | December 31, 2016
Current |  |
Agreement with the São Paulo municipal government (i) | 12,055 | 15,858
Brazilian Federal Savings Bank – escrow deposits (ii) | 1,209 | 2,989
Other | 5,558 | 5,231
| 18,822 | 24,078

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