In Asia, the largest financing needs are estimated to be in the energy sector, followed by transport. Road density per square kilometre is a very rough indicator of the development of transport infrastructure, and it must obviously be seen also in the context of terrain, population density and other ecological considerations. Nevertheless, figure 4.4 points to truly shocking differences between Europe and the developing regions, while w ithin Asia (which shows slightly better levels) there are large differences between East Asia and most of the rest of the continent.