2547
There were 212,060 km of roads in 2006 , of which Highways 61,747 km , Motorway 313 km , Rural Road 42,500 km .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None