| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
2.9%
|
| 1 | One hour or less | 1 |
0.6%
|
| 2 | 2 |
1.2%
|
|
| 3 | 1 |
0.6%
|
|
| 4 | 2 |
1.2%
|
|
| 7 | 2 |
1.2%
|
|
| 12 | 1 |
0.6%
|
|
| 24 | 5 |
2.9%
|
|
| 30 | 15 |
8.7%
|
|
| 32 | 3 |
1.7%
|
|
| 34 | 2 |
1.2%
|
|
| 35 | 2 |
1.2%
|
|
| 36 | 2 |
1.2%
|
|
| 40 | 5 |
2.9%
|
|
| 42 | 1 |
0.6%
|
|
| 45 | 2 |
1.2%
|
|
| 48 | 25 |
14.5%
|
|
| 50 | 1 |
0.6%
|
|
| 60 | 8 |
4.6%
|
|
| 62 | 3 |
1.7%
|
|
| 70 | 4 |
2.3%
|
|
| 72 | 36 |
20.8%
|
|
| 78 | 1 |
0.6%
|
|
| 80 | 2 |
1.2%
|
|
| 96 | 2 |
1.2%
|
|
| 120 | 8 |
4.6%
|
|
| 136 | 1 |
0.6%
|
|
| 140 | 1 |
0.6%
|
|
| 144 | 2 |
1.2%
|
|
| 148 | 1 |
0.6%
|
|
| 168 | 7 |
4%
|
|
| 200 | 1 |
0.6%
|
|
| 240 | 2 |
1.2%
|
|
| 300 | 1 |
0.6%
|
|
| 330 | 1 |
0.6%
|
|
| 336 | 6 |
3.5%
|
|
| 500 | 1 |
0.6%
|
|
| 504 | 2 |
1.2%
|
|
| 576 | 1 |
0.6%
|
|
| 670 | 1 |
0.6%
|
|
| 672 | 1 |
0.6%
|
|
| 720 | 2 |
1.2%
|
|
| 820 | 1 |
0.6%
|