Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 153 |
14%
|
-7 | Does not apply is a floor in a building (spontaneous) | 50 |
4.6%
|
0 | 837 |
76.4%
|
|
5 | 1 |
0.1%
|
|
10 | 18 |
1.6%
|
|
12 | 1 |
0.1%
|
|
20 | 14 |
1.3%
|
|
23 | 1 |
0.1%
|
|
25 | 1 |
0.1%
|
|
30 | 4 |
0.4%
|
|
40 | 9 |
0.8%
|
|
50 | 1 |
0.1%
|
|
70 | 1 |
0.1%
|
|
77 | 1 |
0.1%
|
|
99 | 2 |
0.2%
|
|
100 | 2 |
0.2%
|