Band 5+: This table illustrates the number of people making a journey and the money they pay for one ticket with the distance travelled in six underground systems of different cities.

The table presents the value of people who travels with one ticket in six underground systems of diffirent cities.

Overall, london tube have the highest cost from the categories. In contrast, the Beijing subway is lower than the price of ticket but longer miles. New York City has the longest total in miles among the six but only at the second place rate in cost.

For 2.50 dollars, The New York City subways has the 24 lines and 659 total length in miles making it the most number of lines and longest length among all the categories. Travelling with one ticket with London tube cost 7.30 dollars making the highest pay rate but only has 11 lines making it the least lines among the six metro and just travelling 249 miles. Tokyo subway cost 1.64 dollars with 13 lines and 189 miles.

The Paris metro cost 2.30 dollars with 16 lines and 127 miles. The lowest cost at 0.23 dollars, Mexico City metro with 1.6 billion people, a line of 12 and 140 miles. Lastly, Beijing subway with 3.6 billion annual travel, a 19 lines, and 357 miles for just 0.45 dollars.