The table shows data about underground railway systems in six major cities with date opened, kilometres or route and passenger numbers per year in millions. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Underground Railway Systems Date opened Kilometres of route London Paris Tokyo Washington DC Kyoto Los Angeles 1863 1900 1927 1976 1981 2001 394 199 155 126 11 28 Passengers per year (in millions) 775 1191 1928 144 45 50