The presented table provides data on the underground railway systems in six different cities, detailing the opening year, length of route, and annual passenger numbers.
Overall, London, Paris, and Tokyo stand out as the cities with the highest annual passengers, while Washington DC, Kyoto, and Los Angeles had notably lower numbers. In terms of route length, London had the longest network, whereas Kyoto had the shortest.
Notably, Tokyo had the highest annual passenger count, with 1,927 million in 1927, followed closely by Paris with 1,191 million in 1900. London secured the third position with 775 million passengers in 1863. Conversely, Kyoto had the lowest annual passenger figure, recording only 45 million in 1981.
Looking at the route length, London boasted the longest network at 394 kilometers, followed by Paris and Tokyo with 199 and 155 kilometers respectively. In stark contrast, Kyoto had the shortest route length at 11 kilometers.