Iraq and Afghanistan are among the world's most corrupt nations, according to Transparency International (TI).
In the annual global rankings of perceived corruption issued by the Berlin-based watchdog on October 26, Somalia was judged the world's most corrupt country.
Afghanistan shared the second-worst place with Myanmar, followed by Iraq.
The group also ranked Russia among the top 25 most-corrupt countries worldwide.
Denmark, New Zealand and Singapore were seen as the nations least blighted by corruption among the 178 countries in TI's annual Corruption Perceptions Index.
The United States ranked at 22, the first time it had fallen out of the top 20 in the index's 15-year history.
compiled from agency reports