Table 4: Total distance of maps analyzed.

TD

Rio de Janeiro 24.8
Dubai 29.9
Los Angeles 32.3
Rome 32.8
Sydney 34.2
Beijing 35.2
San Francisco 36.3
Madrid 36.3
Amsterdam 37.1
Turin 43.0
Houston 43.6
Valencia 47.8
Liverpool 48.3
Brussels 49.3
Prague 62.1