The following pie charts show the main modes of transportation people used to travel to university for work or study in 2004 and 2009.

The two graphs illustrate the means used by people to commute to a certain university between 2004 and 2009, in percentages of the total.

Firstly

, it can be seen how during

this

5 years span the transportation methods changed drastically, with a shrink in car usage that corresponded to growth for the other modes.

In particular

, the most striking difference that can be noted is the 23% decrease in the rate of people that went to the academy by car, which passed from 51% to 28%. At the same time, a new bus stop was built in 2008 and the rate of usage of buses rose from 33% to 46%, becoming the most used mean of transportation.

Similarly

, bicycle users incremented too, with a growth from 9% in 2004 to 16% in 2009.

Finally

,

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and walking remained the two less used methods, even if they saw a rise, with the first one increasing from 3% to 4% and the second one from 4% to 6%. In conclusion, it can be stated that there were some major differences developed in the 5 years considered.

This

could be the consequence of new policies,

such

as the fee charge for car parking and the above-mentioned new bus stop at the university.

Thus

, these two events could help explain the changes in the preferences of the university population.