BASIC RATIOS
| LIQUIDITY RATIOS | 12/31/2011 | 12/31/2010 | |
| CURRENT RATIO | 1.22 | 1.58 | |
| COMMERCIAL RECEIVABLES / ASSETS | 0.27 | 0.26 | |
| FINANCIAL STRUCTURE RATIOS | |||
| TOTAL FOREIGN RESOURCES (K.V.+U.V.) / TOTAL ASSETS | 0.75 | 0.56 | |
| EQUITIES / TOTAL ASSETS | 0.25 | 0.44 | |
| RATIOS RELATED TO PROFITABILITY | |||
| GROSS SALES PROFIT / NET SALES | 0.21 | 0.30 | |
| EBITDA MARGIN | 0.10 | 0.17 | |