Singapore, Denmark and New Zealand and are seen as having the least corruption in the world, according to the Corruption Perception Index (CPI), a global survey published annually by Transparency International, a corruption monitoring organization based in Germany.
The CPI scores countries on a scale of zero to 10, with zero indicating high levels of corruption and 10, low levels. The world's most peaceful countries score the best. In the 2010 CPI, Denmark, New Zealand and Singapore tie for first place with scores of 9.3. Somalia is viewed as the most corrupt country with 1.1 score.
Japan was 17th on the list with a score of 7.8, while China at 78th (3.5) and India at 87th (3.3).
The ranking is based on data from country experts and business leaders at 10 independent institutions, including the World Bank, Economist Intelligence Unit and World Economic Forum.
Corruption survey: Somalia is the worst [CNN, 27 Oct 2010]
Corruption index 2010 from Transparency International: find out how each country compares [Guardian, 27 Oct 2010]