Table 10.11 - Number of cities in different speed bands, 1990

Source: OECD, 1993

km/h Built-up area Central business district
am peak (%) inter-peak (%) am peak (%) inter-peak (%)
<19 13 2 38 19
20­29 29 18 41 35
30­39 24 20 17 17
40­49 25 20 2 17
50+ 9 40 2 12