Government effectiveness - Country rankings:
The average for 2017 was -0.02 points.The highest value was in Singapore: 2.21 points and the lowest value was in Somalia: -2.21 points. Below is a chart for all countries where data are available for: Government effectiveness.
Government effectiveness index (-2.5 weak; 2.5 strong), 2017
(points, Source: The World Bank, TheGlobalEconomy.com)