Based on a comparison of 173 countries in 2014, Nigeria ranked the highest in root and tuber production with 98,592 kt followed by India and Russia. On the other end of the scale was Singapore with 0.014 kt, Qatar with 0.021 kt and Panama with 0.032 kt.
Total root and tuber production reached 820,405 kt in 2014 in the World according to Faostat. This is 1.89 % less than in the previous year and 10.1 % more than 10 years ago.
Historically, total root and tuber production reached an all time high of 835,898 kt in 2013 and an all time low of 448,880 kt in 1962. The average annual growth amounted to 1.12 % since 1961.
The top ranked country, Nigeria, accounted for 12.0 % of root and tuber production in the world. The top 3 countries hold a 22.1 % share while the ten largest countries some 39.4 % in 2014.