| Period Ending | 12/31/2018 | 12/31/2017 | 12/31/2016 | 12/31/2015 |
| Net Income | 232,851 | 156,845 | 174,415 | 98,808 |
| Operating Activities, Cash Flows Provided By or Used In |
| Depreciation | 106,021 | 95,030 | 80,529 | 70,025 |
| Adjustments To Net Income | 52,290 | 18,560 | 6,267 | 48,887 |
| Changes In Accounts Receivables | 26,497 | -198,089 | -87,732 | -66,075 |
| Changes In Liabilities | 54,911 | 7,564 | 19,131 | 43,529 |
| Changes In Inventories | - | -11,602 | -6,712 | 7,058 |
| Changes In Other Operating Activities | -76,141 | 169,679 | 172,094 | 14,125 |
| Total Cash Flow From Operating Activities | 397,233 | 286,276 | 391,524 | 215,054 |
| Investing Activities, Cash Flows Provided By or Used In |
| Capital Expenditure | -112,484 | -97,235 | -87,411 | -74,620 |
| Investments | - | - | 11,900 | 11,900 |
| Other Cash flows from Investing Activities | -6,945 | -4,623 | -4,887 | -5,394 |
| Total Cash Flows From Investing Activities | -132,283 | -101,858 | -136,313 | -193,983 |
| Financing Activities, Cash Flows Provided By or Used In |
| Dividends Paid | - | - | - | - |
| Sale Purchase of Stock | - | - | - | - |
| Net Borrowings | 164,341 | -169,355 | 149,237 | -7,329 |
| Other Cash Flows from Financing Activities | -3,070 | 281 | 1,341 | 1,707 |
| Total Cash Flows From Financing Activities | 2,024 | -161,149 | 79,510 | -1,190 |
| Effect Of Exchange Rate Changes | -36,540 | 65,161 | -25,463 | -30,373 |
| Change In Cash and Cash Equivalents | 230,434 | 88,430 | 309,258 | -10,492 |