| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 58 |
10.6%
|
| 1 | 37 |
6.8%
|
|
| 2 | 23 |
4.2%
|
|
| 3 | 30 |
5.5%
|
|
| 4 | 5 |
0.9%
|
|
| 5 | 48 |
8.8%
|
|
| 7 | 65 |
11.9%
|
|
| 8 | 3 |
0.5%
|
|
| 10 | 33 |
6%
|
|
| 12 | 2 |
0.4%
|
|
| 13 | 1 |
0.2%
|
|
| 14 | 11 |
2%
|
|
| 15 | 44 |
8%
|
|
| 17 | 1 |
0.2%
|
|
| 20 | 27 |
4.9%
|
|
| 21 | 3 |
0.5%
|
|
| 22 | 3 |
0.5%
|
|
| 25 | 1 |
0.2%
|
|
| 30 | 102 |
18.6%
|
|
| 40 | 2 |
0.4%
|
|
| 45 | 14 |
2.6%
|
|
| 50 | 1 |
0.2%
|
|
| 60 | 22 |
4%
|
|
| 66 | 1 |
0.2%
|
|
| 70 | 1 |
0.2%
|
|
| 80 | 1 |
0.2%
|
|
| 90 | 5 |
0.9%
|
|
| 120 | 1 |
0.2%
|
|
| 180 | 2 |
0.4%
|
|
| Sysmiss | 1642 |