Syria: total: 41,451 km
paved: 9,575 km (including 877 km of expressways)
unpaved: 31,876 km (1997)
Tajikistan: total: 29,900 km
paved: 21,400 km (these roads are said to be hard-surfaced, and include, in addition to conventionally paved roads, some that are surfaced with gravel or other coarse aggregate, making them trafficable in all weather)
unpaved: 8,500 km (these roads are made of unstabilized earth and are difficult to negotiate in wet weather) (1990)
Tanzania:
total: 88,200 km
paved: 3,704 km
unpaved: 84,496 km (1996)
Thailand: total: 64,600 km