in travel time figures markers refer to average travel time at a specific hour within the day while the vertical bars represent the ranges of travel time speed limits are set to be kmh on the road in jakarta kmh on the road in malaysia kmh on the road in metro manila kmh on the road in singapore and sokmh on the road in bangkok traffic congestion data are based on either entire specified road wherever possible or a selected representative segment of specified road data are not necessarily comparable across the five areas shown above in some of the region s larger cities a significant amount of time is wasted in traffic congestion table there are also additional economic costs in the form of increased fuel and other transportation costs and reduced productivity and efficiency box