Seasonal variations are well noticeable in the urban transport: in the cold half of the year, over 4 million passengers are carried monthly; the number drops in July and August to approximately 2.5 million passengers per month.
Število potnikov v mestnem prevozu sezonsko precej niha: v hladni polovici leta se jih mesečno prepelje več kot 4 milijone, julija in avgusta pa približno 2,5 milijona.