The 2012 Ibrahim Index of African Governance ranked Mauritius first in good governance.
The idea of the Ibrahim Index is to measure this statistically, and be able to compare increases or declines in governance year on year.
The Ibrahim Index has been used by civil society and government bodies across the continent to monitor governance.
The Ibrahim Index assesses national governance against 57 criteria.
Angola scored poorly on the 2008 Ibrahim Index of African Governance.
The Ibrahim Index uses a number of different variables to compile its list which reflects the state of governance in Africa.
Ghana was ranked 7th in Africa out of 53 countries in the 2012 Ibrahim Index of African Governance.
In 2008, Senegal finished in 12th position on the Ibrahim Index of African Governance.
As of 2012, Senegal's rank in the Ibrahim Index has decreased another point to 16 out of 52 African countries.
The Ibrahim Index is an annual assessment of African countries based on the quality of their governance.