France: Trends in metro and tram ridership in Ile-de-France September 1, 2021 | Data & Statistics Régie autonome des transports parisiens (RATP) operates the metrorail in the region. Metro ridership had been fairly stable between 2011 and 2019. Ridership increased during 2011–12, with a declining ... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password