Table
| 2009 | 2010 | 2011 | |
|---|---|---|---|
| Environmental expenditures, total | 8 177 276 | 9 761 221 | 8 703 050 |
| Environmental current expenditure | 4 463 761 | 5 539 211 | 5 073 165 |
| Environmental investments, total | 3 713 515 | 4 222 010 | 3 629 885 |
| End-of-pipe investment | 1 932 507 | 2 892 446 | 3 003 034 |
| Investments in integrated technologies | 1 781 008 | 1 329 564 | 626 851 |