In Transparency International's 2013 Corruption Perceptions Index, Denmark and New Zealand tied for first place out of 177 countries - meaning they were perceived to have the lowest levels of state sector graft.
Finlandand Sweden were joint third and Norway was ranked fifth while Afghanistan, North Korea and were ranked as the world's most corrupt countries
Germany came in 12th, one notch better than 2012, while Japan slipped one place to 18. The United States and China were unchanged from 2012 levels at 19th and 80th place respectively.
The 2013 index ranks countries by their perceived levels of public sector corruption. The index assigns scores of between one and 100, 1 being highly corrupt and 100 clean.