| Road constructions, total | 116.8 | 118.9 | 122.2 | 124.3 | 127.5 | 130.9 | 128.3 | 127.7 | 128.5 | 0.8 | 0.6 | 
 | Road construction, total, materials | 126.2 | 128.8 | 130.0 | 131.2 | 137.1 | 145.6 | 138.1 | 135.7 | 136.9 | -0.1 | 0.9 | 
 | Road construction, total, machinery1 | 109.5 | 112.3 | 119.6 | 124.2 | 128.1 | 128.0 | 121.3 | 121.1 | 121.0 | -5.5 | -0.1 | 
 | Road construction, total, labour cost | 115.2 | 116.9 | 119.6 | 121.0 | 122.6 | 124.1 | 126.4 | 127.2 | 128.6 | 4.9 | 1.1 | 
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 | Open air road | 115.3 | 117.5 | 121.4 | 124.1 | 127.2 | 130.5 | 126.2 | 125.6 | 127.7 | 0.4 | 1.7 | 
 | Open air road, materials | 122.3 | 124.8 | 126.6 | 128.9 | 133.7 | 142.5 | 131.6 | 129.2 | 134.8 | 0.8 | 4.3 | 
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 | Concrete bridge | 122.9 | 124.7 | 127.0 | 128.8 | 132.5 | 137.4 | 137.1 | 135.6 | 133.6 | 0.8 | -1.5 | 
 | Concrete bridge, materials | 141.7 | 144.5 | 144.5 | 146.5 | 155.1 | 167.7 | 162.7 | 157.1 | 149.3 | -3.7 | -5.0 | 
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 | Rock tunnel | 114.2 | 116.3 | 119.2 | 119.7 | 122.6 | 124.9 | 124.6 | 125.0 | 125.0 | 2.0 | 0.0 | 
 | Rock tunnel, materials | 119.7 | 122.3 | 123.3 | 120.5 | 126.6 | 129.8 | 128.4 | 129.6 | 129.2 | 2.1 | -0.3 | 
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