The number of bicycle trips in Ile-de-France, Paris, doubled to 650,000 trips between 2004 and 2014, according to the IAU, a local urbanisation think tank and policy adviser.
Bicycles are used mainly for commuting to work and the average trip is 2km. In Paris, where bicycles were almost non-existent 15 years ago, they now make up 3% of trips in the city and 8% of work-home trips.
But half of trips of less than 2km are still made in cars, the IAU noted.
Despite an increase in bicycle usage, the number of
