The Danes don't bike to be green or healthy — they do it "because it’s more convenient and it’s faster," according to Sustainable America. 50% of all Copenhageners cycle to their place of work or education everyday, even when it is located outside the municipal boundary. 68% of call Copengeners cycle at least once a week. Copenhagen is constantly expanding its network of cycle tracks. Right now the city has 350km of cycle track. 23 km of cycle lanes, 43 km of green cycle routes.