The table below gives information about the underground railway systems in six cities.

The table shows information about the Underground railway systems in six different cities. It compares the six networks in terms of their age , size and the number of people who use them each year. The London rail network is the oldest having opened in 1863 and

also

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is largest with 394

Kilometres

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. the second largest system in Paris with 199

kilometres

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it is only about the half size of London's underground .

However

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, it serves more people than London rail networks per year. Regarding Tokyo underground , it is third in terms of size but it is easily used by 1927 million people annually. Of the newer underground networks , the Washington DC underground railways are the most extensive , with 126

kilometres

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of route , compared to 11

kilometres

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of Kyoto and 28

kilometres

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of Los Angeles . In conclusion, the latest railway systems serve fewer passengers than the oldest each year,

due to

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the large gap between the

kilometres

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of their routes.