This table illustrates the proportion of metro system in six cities of different countries. Three types of measurement units used in this table.
Overall, the length of New York city Subway is longest while, the Paris Metro has small length. In addition, cost of single ticket In London tube highest over the table. In annual journeys Beijing Subway on the top position and London tube on lowest.
On the one hand, New York city subway, London tube and Tokyo have highest proportion of length respectively 659, 249 and 189 miles, while Paris metro has smallest length by 127 miles. Furthermore the number of lines in New York is 24 which is the highest lines over the table, whereas London tube has only 11 lines which is smallest amount throughout the table.
With regards to the cost of single ticket London tube is on peak on the table by $7.30, In contrast the price of Mexico city metro is $0.23 which is the lowest price. In Addition, if analyse the Annual journeys then Tokyo Metro has 3.1 billions which is in the sky over the table, Although 1.2 billion is damn small proportion in the given table which belongs to the London tube.