The table shows data about underground railway systems in six major cities with data opened, kilometers of route and passenger numbers per year in millions.

The table below compares six different underground systems in terms of their opening date, length and the

number

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of

passengers

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per year.

Overall

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, it can be seen that the London Underground is one of the oldest and longest,

while

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the highest

number

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of

passengers

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on the Tokyo Underground.

In contrast

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,

Los

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Angeles and

Kyoto

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are the youngest underground with the fewest

number

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of

passengers

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. London was opened in 1863 and has the longest route (394 km), 775

million

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passengers

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use it annually. The second oldest station is in Paris, with 199

kilometres

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of route and 1191

million

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passengers

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per year.

Although

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the Tokyo underground was established in 1927, it has the highest

number

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of

passengers

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every year, with 1927 millions of people. With regards to the remaining Underground railway systems, the youngest was in

Los

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Angelos, which was set up in 2001; meanwhile,

Kyoto

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in 1981 and Washington DC in 1976. The

number

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of

passengers

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in Washington DC accounts for 144

million

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people compared to

Kyoto

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and

Los

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Angeles which have 45 and 50

million

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people respectively. Washington DC has 126

kilometres

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of the route as opposed to the shortest railway in

Kyoto

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(11

kilometres

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) and

Los

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Angelos (28

kilometres

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)