The Corruption Perceptions Index (CPI) is an index published annually by Transparency International since 1995 which ranks countries "by their perceived levels of public sector corruption, as determined by expert assessments and opinion surveys."
Transparency International (TI) har sedan 1995 årligen publicerat ett Korruptionsindex (CPI - Corruption Perception Index) där länder rankas efter "deras upplevda nivåer av korruption, som bestäms av expertbedömningar och opinionsundersökningar."