■ Main Indicators
■ Message from Management
■ About CTEEP
■ About this Report
■ Corporate Governance
■ Competitiveness and Management
■ Operational Performance
■ Economic and Financial Performance
■ Social Performance
■ Environmental Performance
■ Annual Social Balance / 2012

■ GRI Summary

■ Examination Statement    of the Application Level by the GRI

■ Corporate Information

■ Credits
■ Glossary