| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 151 |
41.9%
|
| 1 | One hour or less | 1 |
0.3%
|
| 5 | 1 |
0.3%
|
|
| 10 | 1 |
0.3%
|
|
| 12 | 2 |
0.6%
|
|
| 20 | 1 |
0.3%
|
|
| 24 | 3 |
0.8%
|
|
| 30 | 7 |
1.9%
|
|
| 36 | 3 |
0.8%
|
|
| 40 | 6 |
1.7%
|
|
| 48 | 9 |
2.5%
|
|
| 50 | 5 |
1.4%
|
|
| 56 | 1 |
0.3%
|
|
| 60 | 9 |
2.5%
|
|
| 70 | 4 |
1.1%
|
|
| 72 | 3 |
0.8%
|
|
| 96 | 5 |
1.4%
|
|
| 100 | 10 |
2.8%
|
|
| 120 | 15 |
4.2%
|
|
| 140 | 1 |
0.3%
|
|
| 150 | 6 |
1.7%
|
|
| 160 | 3 |
0.8%
|
|
| 165 | 1 |
0.3%
|
|
| 180 | 3 |
0.8%
|
|
| 192 | 1 |
0.3%
|
|
| 200 | 25 |
6.9%
|
|
| 216 | 1 |
0.3%
|
|
| 220 | 1 |
0.3%
|
|
| 240 | 8 |
2.2%
|
|
| 250 | 7 |
1.9%
|
|
| 280 | 1 |
0.3%
|
|
| 288 | 3 |
0.8%
|
|
| 300 | 14 |
3.9%
|
|
| 330 | 1 |
0.3%
|
|
| 350 | 2 |
0.6%
|
|
| 360 | 4 |
1.1%
|
|
| 380 | 1 |
0.3%
|
|
| 384 | 1 |
0.3%
|
|
| 400 | 6 |
1.7%
|
|
| 480 | 6 |
1.7%
|
|
| 500 | 4 |
1.1%
|
|
| 672 | 2 |
0.6%
|
|
| 700 | 1 |
0.3%
|
|
| 800 | 4 |
1.1%
|
|
| 864 | 1 |
0.3%
|
|
| 1000 | 3 |
0.8%
|
|
| 1025 | 1 |
0.3%
|
|
| 1200 | 2 |
0.6%
|
|
| 1300 | 1 |
0.3%
|
|
| 1500 | 2 |
0.6%
|
|
| 1920 | 1 |
0.3%
|
|
| 2000 | 2 |
0.6%
|
|
| 2100 | 1 |
0.3%
|
|
| 2400 | 1 |
0.3%
|
|
| 3800 | 1 |
0.3%
|