The data given in the table compares the underground railway systems in 6 major cities.
Overall, as can be seen, London, Paris and Tokyo are the three oldest and largest systems which serve many more commuters than the later ones including Whshington DC, Kyoto and Los Angeles.
Looking at the details, London, the oldest system was introduced in 1863. It is also the longest system with 394 km total length of railway, commuting 775m pedestrians per year. The second most popular system -Paris railway, opened from the beginning of 20th century, despite being only half as long as London, It serves almost doubly the quantity of passengers in London. Having operated from 1927, 27years later than Paris, Tokyo underground is used by 1927 commuters per year, making it the busiest system.
Regarding the group of later railway systems. Washington DC railway, serving 144m passengers every year, is longer than the others, with 126km. Although Kyoto underground has the shortest railway among 6 cities with only 11km, compared to 28km of Los Angeles wich is ranked in the fifth place, It serves nearly as many travelers as the larger one, at 45m and 50m respectively.
Overall, as can be seen, London, Paris and Tokyo are the three oldest and largest systems which serve many more commuters than the later ones including Whshington DC, Kyoto and Los Angeles.
Looking at the details, London, the oldest system was introduced in 1863. It is also the longest system with 394 km total length of railway, commuting 775m pedestrians per year. The second most popular system -Paris railway, opened from the beginning of 20th century, despite being only half as long as London, It serves almost doubly the quantity of passengers in London. Having operated from 1927, 27years later than Paris, Tokyo underground is used by 1927 commuters per year, making it the busiest system.
Regarding the group of later railway systems. Washington DC railway, serving 144m passengers every year, is longer than the others, with 126km. Although Kyoto underground has the shortest railway among 6 cities with only 11km, compared to 28km of Los Angeles wich is ranked in the fifth place, It serves nearly as many travelers as the larger one, at 45m and 50m respectively.
