The table illustrates the figures for the underground railway systems in six major cities with year opened, kilometers of route and passenger numbers per year in millions.
Overall, the underground railway in London city was opened firstly and the number of kilometers of route was also the highest when compared with others. In addition, the number of passengers per year in Tokyo city was the highest and the opposite was in Kyoto city.
The London railway system was opened in 1863 and has a total of 394 kilometers of route. The Paris railway system was started in 1900 and has 199 kilometers of route but has far larger passengers, which has 1191 millions per year than the London railway, which has 775 millions passengers per year. Moreover, Tokyo railway has the largest passengers(1928 millions) using the system and this railway station was started in 1927.
Washington DC railway was opened in 1976 and has 126 kilometers ,carrying 144 million passengers per year. The Kyoto underground railway system was opened in 1981 and it has the smallest route of 11 km and the least passengers (45 millions) use this system among the mentioned six cities. Finally, The Los Angeles underground railway system is the latest railway system in terms of the date it was opened and has the second smallest route (28 km) and passengers (50 millions).
