Spain: Inter-city bus and rail ridership November 1, 2017 | Data & Statistics The total ridership on inter-city bus services in Spain in August 2017 was estimated to be 50.8 million passengers, which is a 0.4 per cent decrease over the same period in 2016 (51.2 million). Furthe... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password