Value | Category | Cases | |
---|---|---|---|
1 | Traffic | 538 |
14.9%
|
2 | Airplanes | 2 |
0.1%
|
3 | Quarries/Stone cutting | 13 |
0.4%
|
4 | Construction activities | 35 |
1%
|
5 | Industrial activities | 82 |
2.3%
|
6 | Other, specify | 234 |
6.5%
|
Sysmiss | 2703 |