| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
0.2%
|
| -7 | Does not apply is a floor in a building (spontaneous) | 16 |
0.6%
|
| 0 | 924 |
35.1%
|
|
| 1 | 1 |
0%
|
|
| 2 | 1 |
0%
|
|
| 5 | 3 |
0.1%
|
|
| 10 | 9 |
0.3%
|
|
| 15 | 4 |
0.2%
|
|
| 20 | 30 |
1.1%
|
|
| 21 | 1 |
0%
|
|
| 23 | 2 |
0.1%
|
|
| 25 | 6 |
0.2%
|
|
| 28 | 1 |
0%
|
|
| 30 | 34 |
1.3%
|
|
| 33 | 3 |
0.1%
|
|
| 34 | 2 |
0.1%
|
|
| 35 | 2 |
0.1%
|
|
| 37 | 1 |
0%
|
|
| 40 | 24 |
0.9%
|
|
| 41 | 1 |
0%
|
|
| 45 | 1 |
0%
|
|
| 50 | 96 |
3.6%
|
|
| 60 | 33 |
1.3%
|
|
| 65 | 2 |
0.1%
|
|
| 67 | 4 |
0.2%
|
|
| 70 | 45 |
1.7%
|
|
| 75 | 11 |
0.4%
|
|
| 80 | 49 |
1.9%
|
|
| 85 | 10 |
0.4%
|
|
| 90 | 44 |
1.7%
|
|
| 92 | 2 |
0.1%
|
|
| 95 | 11 |
0.4%
|
|
| 97 | 1 |
0%
|
|
| 98 | 6 |
0.2%
|
|
| 99 | 5 |
0.2%
|
|
| 100 | 1246 |
47.3%
|