A survey conducted by Transparency International (TI) rated Nigerian political parties as the most corrupt in the world.
Next to Nigeria, which had 94 percent, were Mexico and Cyprus, which both scored 91 percent.
Nepal and Greece came third with 90 percent each, while Italy was fourth with 89 percent.
Indonesia and India had a tie of 86 percent, placing fifth, and El Salvador was sixth with 85 percent while Spain was the last on the list with 83 percent.
Earlier in December, Nigeria recorded its best ranking on Tl’s corruption perception index (CPI), placing 136 among the 175 countries surveyed.
In 2013, it was ranked 144th; while it was 139th in 2012 and 143rd in 2011.