Hydroelectricity capacity - Country rankings:
The average for 2016 was 7.23 million kilowatts.The highest value was in China: 305.42 million kilowatts and the lowest value was in Benin: 0 million kilowatts. Below is a chart for all countries where data are available for: Hydroelectricity capacity.
Hydroelectricity capacity, million kilowatts, 2016
(million kilowatts, Source: The U.S. Energy Information Administration, TheGlobalEconomy.com)