The following is the breakdown of cost of sales for years ended December 31, 2015, 2016 and 2017, respectively:
| Year ended December 31, | ||||||||||||||||
| 2015 | 2016 | 2017 | 2017 | |||||||||||||
| BRL | BRL | BRL | USD | |||||||||||||
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Cost of product sales |
R$ | 873,068 | R$ | 1,040,768 | R$ | 1,126,781 | US$ | 340,623 | ||||||||
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Shipping costs |
129,903 | 140,415 | 152,295 | 46,038 | ||||||||||||
|
Others |
7,530 | 7,561 | 12,351 | 3,734 | ||||||||||||
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Total cost of sales |
R$ | 1,010,501 | R$ | 1,188,744 | R$ | 1,291,427 | US$ | 390,395 | ||||||||
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