A good prerequisite for sustainable mobility in Prague is the relatively long length of metro lines per 1 million inhabitants, which is more comparable to developed Western European cities than to comparable capital cities of post-communist countries such as Warsaw and Budapest.
Chart: Subway length per 1 million inhabitants
Year: 2011–2020
Area: City territory
*Source: TSK Praha, wien.gv.at, stadt.muenchen.de, Statistical Office in Warszawa, static.bkv.hu, Statistic Denmark, ajuntament.barcelona.cat/estadistica - Departament d'Estadística i Difusió de Dades - Ajuntament de Barcelona, data.amsterdam.nl, sisi.comune.milano.it
Data are for 2011 (Warsaw 2010), 2015, 2020.