40 Capital Cities Closest to country's Geographical Center
Can you find the 40 Capital Cities that are closest to their country's Geographical Center? The colour is a hint on the size of the country
Data from Portland State University (https://www.pdx.edu/econ/country-geography-data), for missing countries from CIA (https://www.cia.gov/library/publications/the-world-factbook/fields/2011.html)
Colour clues: red if country's area is less than 100 km2, blue if area is larger than 100,000 km2; shades of purple in between
Andorra la Vella? From the country's centre it's only 15 km in any direction to the border, so the distance from the centre to the capital would have to be less than that.