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NET SALES REVENUE (Tables) | 12 Months Ended
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Dec. 31, 2017
NET SALES REVENUE |
Schedule of net sales revenues |
|  | 2017 |  | 2016 |  | 2015 |
Gross sales |  | 42,156,553 |  | 42,935,022 |  | 48,701,895 |
Taxes on sales |  | (2,956,896 | ) | (2,765,957 | ) | (3,184,879 | )
Discounts |  | (2,282,038 | ) | (2,517,398 | ) | (1,935,775 | )
Net sales |  | 36,917,619 |  | 37,651,667 |  | 43,581,241 |

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