The line graph below shows the monthly ridership of four separate transportation forms in a European metropolitan area between 1980 and 2030.

The line chart depicts the monthly usage of four different transportation in European mega police from 1980 to 2030. As can be seen, the subway and tram are only figures that showed noticeable changes relative to others.

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, bike sharing began in a non-standard way,

that is

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, in the middle of the period. In 1980, the subway began the trend higher than other transport at approximately 2.5,

then

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stood at

this

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level  for a decade before presenting a steady growth until 2010. After that demonstrated a similar pattern and peaked at 4.5 by the end of the timeframe. Bus exhibited a gradual decline for the entire interval, starting at 1.5 and finishing at nearly 1. As for Tram, it started lower than others despite bike share at almost 0.5,

then

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displayed a progressive rise until the end of the span .

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, it experienced fast growth between 2000 and 2010. Bike share started in the middle of the phase in 2000 and finished without indicating significant trends.