Search legacy data
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protection forest region | |||||||||||||||
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Jura + Plateau | Northwestern Alps | Northeastern Alps | Southwestern Alps | Southeastern Alps | Southern Alps | Switzerland | |||||||||
urgency of next treatment (interview survey) | time of last treatment (classes of 10 years) | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % | 1000 ha | ± % |
0-1 year | less than 10 years ago | 39.0 | 9 | 6.5 | 23 | 4.5 | 27 | 0.7 | 71 | 0.4 | 100 | 1.1 | 58 | 52.1 | 8 |
11-20 years ago | 15.0 | 15 | 4.7 | 28 | 1.7 | 44 | 0.3 | 100 | 0.7 | 71 | 0.4 | 100 | 22.8 | 12 | |
21-30 years ago | 3.6 | 32 | 2.5 | 38 | 1.7 | 44 | 0.3 | 100 | 1.1 | 58 | 0.7 | 71 | 9.9 | 19 | |
31-40 years ago | 1.1 | 58 | 1.1 | 58 | . | . | . | . | 0.7 | 71 | . | . | 2.9 | 35 | |
41-50 years ago | 0.7 | 71 | 0.4 | 100 | 0.7 | 71 | 0.7 | 71 | 0.4 | 100 | 0.4 | 100 | 3.2 | 33 | |
over 50 years ago | 1.4 | 50 | 1.1 | 58 | 0.3 | 100 | 1.4 | 50 | 0.7 | 71 | 1.4 | 50 | 6.3 | 24 | |
total | 60.8 | 7 | 16.2 | 14 | 9.0 | 19 | 3.4 | 31 | 3.9 | 30 | 3.9 | 30 | 97.2 | 6 | |
2-5 years | less than 10 years ago | 118.0 | 5 | 19.5 | 13 | 11.1 | 17 | 2.1 | 41 | 3.2 | 33 | 2.5 | 38 | 156.3 | 4 |
11-20 years ago | 31.1 | 10 | 10.8 | 18 | 8.6 | 19 | 0.7 | 71 | 4.6 | 27 | 0.7 | 71 | 56.5 | 8 | |
21-30 years ago | 9.7 | 19 | 3.2 | 33 | 3.8 | 30 | 1.0 | 58 | 1.8 | 45 | 1.4 | 50 | 20.9 | 13 | |
31-40 years ago | 3.6 | 32 | 2.5 | 38 | 2.4 | 38 | 0.3 | 100 | 1.8 | 45 | 0.7 | 71 | 11.3 | 18 | |
41-50 years ago | 0.4 | 100 | 1.1 | 58 | 1.0 | 58 | 0.7 | 71 | 0.7 | 71 | 1.1 | 58 | 4.9 | 27 | |
over 50 years ago | . | . | 1.1 | 58 | 1.0 | 58 | 3.8 | 30 | 1.8 | 45 | 4.3 | 29 | 11.9 | 17 | |
total | 162.7 | 4 | 38.2 | 9 | 28.0 | 10 | 8.6 | 19 | 13.7 | 15 | 10.6 | 18 | 261.9 | 3 | |
6-10 years | less than 10 years ago | 89.1 | 6 | 25.6 | 11 | 14.5 | 15 | 2.8 | 35 | 6.3 | 23 | 3.6 | 31 | 141.9 | 5 |
11-20 years ago | 19.7 | 13 | 15.9 | 15 | 7.9 | 20 | 2.8 | 35 | 4.6 | 27 | 1.1 | 58 | 51.9 | 8 | |
21-30 years ago | 8.2 | 21 | 8.3 | 21 | 3.1 | 33 | 1.7 | 44 | 2.8 | 35 | 1.1 | 58 | 25.2 | 12 | |
31-40 years ago | 4.3 | 29 | 3.2 | 33 | 1.7 | 44 | 1.0 | 58 | 1.8 | 45 | 1.1 | 58 | 13.1 | 16 | |
41-50 years ago | 2.5 | 38 | 2.5 | 38 | 0.7 | 71 | 1.4 | 50 | . | . | 1.4 | 50 | 8.5 | 20 | |
over 50 years ago | 2.1 | 41 | 1.8 | 45 | 1.0 | 58 | 5.5 | 25 | 2.5 | 38 | 6.4 | 23 | 19.3 | 13 | |
total | 125.9 | 5 | 57.3 | 7 | 29.0 | 10 | 15.1 | 14 | 17.9 | 13 | 14.5 | 15 | 259.9 | 3 | |
11-20 years | less than 10 years ago | 31.5 | 10 | 19.1 | 13 | 11.1 | 17 | 4.8 | 26 | 8.1 | 20 | 1.1 | 58 | 75.6 | 7 |
11-20 years ago | 8.9 | 20 | 10.5 | 18 | 5.5 | 25 | 7.2 | 21 | 2.8 | 35 | 2.1 | 41 | 37.1 | 10 | |
21-30 years ago | 4.0 | 30 | 5.8 | 25 | 1.7 | 44 | 2.1 | 41 | 3.5 | 31 | 2.8 | 35 | 19.9 | 13 | |
31-40 years ago | 1.1 | 58 | 2.2 | 41 | 1.7 | 44 | 0.7 | 71 | 1.4 | 50 | 1.4 | 50 | 8.5 | 20 | |
41-50 years ago | 1.8 | 45 | 3.6 | 31 | 1.0 | 58 | 1.7 | 44 | 1.1 | 58 | 0.7 | 71 | 9.9 | 19 | |
over 50 years ago | 1.4 | 50 | 4.3 | 29 | 3.1 | 33 | 6.9 | 22 | 3.2 | 33 | 11.3 | 17 | 30.2 | 11 | |
total | 48.7 | 8 | 45.4 | 8 | 24.2 | 11 | 23.3 | 11 | 20.0 | 12 | 19.5 | 13 | 181.2 | 4 | |
> 20 years | less than 10 years ago | 6.1 | 24 | 13.0 | 16 | 9.9 | 19 | 14.4 | 15 | 15.9 | 14 | 7.1 | 22 | 66.3 | 7 |
11-20 years ago | 6.8 | 23 | 4.3 | 29 | 6.2 | 24 | 5.1 | 25 | 15.5 | 14 | 6.7 | 22 | 44.7 | 9 | |
21-30 years ago | 4.3 | 29 | 5.1 | 27 | 5.7 | 26 | 5.5 | 25 | 16.1 | 14 | 8.1 | 21 | 44.7 | 9 | |
31-40 years ago | 5.7 | 25 | 5.4 | 26 | 4.6 | 28 | 6.2 | 23 | 10.8 | 17 | 9.5 | 19 | 42.3 | 9 | |
41-50 years ago | 4.3 | 29 | 5.0 | 26 | 3.5 | 31 | 6.9 | 22 | 7.3 | 21 | 6.3 | 23 | 33.3 | 10 | |
over 50 years ago | 8.6 | 20 | 19.1 | 13 | 16.4 | 14 | 25.7 | 10 | 27.7 | 11 | 67.6 | 6 | 165.1 | 4 | |
total | 35.8 | 10 | 51.9 | 7 | 46.2 | 8 | 63.9 | 6 | 93.3 | 4 | 105.2 | 4 | 396.4 | 2 | |
total | less than 10 years ago | 283.7 | 2 | 83.7 | 5 | 51.1 | 7 | 24.7 | 11 | 33.8 | 9 | 15.3 | 15 | 492.2 | 2 |
11-20 years ago | 81.6 | 6 | 46.2 | 8 | 30.0 | 10 | 16.2 | 14 | 28.1 | 10 | 11.0 | 17 | 213.0 | 4 | |
21-30 years ago | 29.7 | 11 | 24.9 | 12 | 16.0 | 14 | 10.7 | 17 | 25.3 | 11 | 14.1 | 15 | 120.7 | 5 | |
31-40 years ago | 15.7 | 15 | 14.4 | 15 | 10.5 | 18 | 8.3 | 20 | 16.5 | 14 | 12.6 | 16 | 78.0 | 7 | |
41-50 years ago | 9.7 | 19 | 12.6 | 16 | 6.9 | 22 | 11.4 | 17 | 9.4 | 19 | 9.8 | 18 | 59.8 | 7 | |
over 50 years ago | 13.6 | 16 | 27.4 | 11 | 22.0 | 12 | 43.2 | 7 | 35.8 | 9 | 91.0 | 5 | 232.9 | 3 | |
total | 434.0 | 1 | 209.2 | 2 | 136.5 | 2 | 114.4 | 3 | 148.9 | 2 | 153.8 | 2 | 1196.7 | 1 |
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