The chart displayed below gives some information about the size of the subway system in three major European cities, mainly: the 
London
 Underground, the Use synonyms
Paris
 Use synonyms
Metro
, and the Use synonyms
Moscow
 Use synonyms
Metro
. Each subway system is differentiated Use synonyms
in
 three categories which Change preposition
into
is
 the total track length, the number of Correct subject-verb agreement
are
stations
 in operation, and the number of daily passengers.
Using the Use synonyms
metro
 on a Use synonyms
day to day
 basis is necessary for some Add a hyphen
day-to-day
people
 because it is their primary source of transportation to travel from one place to another to disregard the traffic jams caused by pedestrians and Use synonyms
other private and public vehicle
. So, the Change the wording
another private and public vehicle
other private and public vehicles
metro
 is one of the Use synonyms
commonly
 used Correct quantifier usage
most commonly
mode
 of transportation in the whole world. Focusing on the major subway system in Europe, the Change to a plural noun
modes
London
 Underground has the longest Use synonyms
path
 Use synonyms
period
 with a distance of 408 km long. Use synonyms
While
 the Linking Words
Moscow
 Use synonyms
Metro
 and Use synonyms
Paris
 Use synonyms
Metro
 only have a distance of 300 km and 214 km long respectively. Use synonyms
Linking Words
Second
 focal point of Add an article
The second
this
 topic is the sum of Linking Words
stations
 per operation, the Use synonyms
Paris
 Use synonyms
Metro
 has hundreds of Use synonyms
stations
 in Use synonyms
operations
 ranging up to 300 Fix the agreement mistake
operation
stations
 Use synonyms
while
 the Linking Words
London
 Underground only has 275 Use synonyms
stations
 and the Use synonyms
Moscow
 Use synonyms
Metro
 has 182 Use synonyms
stations
. Use synonyms
Lastly
 is the total Linking Words
passengers
, a lot of Correct quantifier usage
number of passengers
people
 use the Use synonyms
Moscow
 Use synonyms
Metro
 Use synonyms
Linking Words
that
 is going up to 6.5 million Correct pronoun usage
which
people
 considerably Use synonyms
that
 has the Correct pronoun usage
which
second
 largest Linking Words
path
 Use synonyms
period
 and the least figure of Use synonyms
stations
. Followed by the Use synonyms
Paris
 Use synonyms
Metro
 Use synonyms
that is
 ranging up to 4.5 million Linking Words
people
 given that it has the least Use synonyms
path
 Use synonyms
period
 and has the most figure of Use synonyms
stations
. Use synonyms
Lastly
, 3 million Linking Words
people
 use the Use synonyms
London
 Underground even though it has the greatest distance in the Use synonyms
path
 Use synonyms
period
 and Use synonyms
just
 a little bit behind Add a missing verb
is just
by
 the figure of Change preposition
in
stations
 compared to the Use synonyms
Paris
 Use synonyms
Metro
.Use synonyms