| Maintenance of roads, total | 98.3 | 98.3 | 98.8 | 99.7 | 100.0 | 101.4 | 102.4 | 102.8 | 103.7 | 3.7 | 0.9 | 
 | Maintenance of roads, total, materials | 97.8 | 98.9 | 98.9 | 99.1 | 100.0 | 104.2 | 105.7 | 103.3 | 105.2 | 5.2 | 1.8 | 
 | Maintenance of roads, total, machinery1 | 99.0 | 98.3 | 99.0 | 99.7 | 100.0 | 101.5 | 103.2 | 103.4 | 103.6 | 3.6 | 0.2 | 
 | Maintenance of roads, total, labour costs | 96.9 | 97.4 | 97.7 | 100.1 | 100.0 | 100.3 | 100.4 | 102.5 | 103.2 | 3.2 | 0.7 | 
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 | Asphalt work | .. | .. | .. | .. | 100.0 | 102.3 | 103.8 | 102.3 | 103.6 | 3.6 | 1.3 | 
 | Asphalt work, materials | .. | .. | .. | .. | 100.0 | 104.7 | 106.8 | 102.7 | 105.2 | 5.2 | 2.4 | 
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 | Maintenance in wintertime | 98.6 | 98.2 | 98.8 | 99.8 | 100.0 | 101.0 | 102.3 | 103.1 | 103.8 | 3.8 | 0.7 | 
 | Maintenace in wintertime, materials | 97.7 | 99.0 | 99.2 | 99.1 | 100.0 | 101.9 | 102.8 | 101.3 | 102.3 | 2.3 | 1.0 | 
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