The table presents data on the underground railway networks in six cities.
Overall, the three oldest systems, in London, Paris and Tokyo, have longer routes and carry many more passengers every year than the three in Washington DC, Kyoto and Los Angeles.
Opening in 1863 and covering 394 kilometers, London’s is the oldest and longest of the systems in the six cities. Railway systems opened in Paris in 1900 and Tokyo in 1927. Even though they are less than 200 kilometers long, they have the largest annual passenger numbers, at 1927 million for Tokyo and 1191 million for Paris.
Kyoto and Los Angeles were the last two of these cities to have their own railway networks. These two networks also have the shortest routes, at 11 and 28 kilometers respectively, and are used by the smallest numbers of passengers per year, at 45 and 50 million respectively. Compared with the two networks mentioned above, the one in Washington DC is relatively long, at 126 kilometers, and has a relatively large yearly passenger count, at 144 million.