| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 |
4.5%
|
| 1 | 3 |
1.9%
|
|
| 2 | 1 |
0.6%
|
|
| 4 | 2 |
1.3%
|
|
| 5 | 2 |
1.3%
|
|
| 9 | 1 |
0.6%
|
|
| 10 | 6 |
3.8%
|
|
| 11 | 2 |
1.3%
|
|
| 12 | 2 |
1.3%
|
|
| 15 | 6 |
3.8%
|
|
| 20 | 2 |
1.3%
|
|
| 25 | 6 |
3.8%
|
|
| 28 | 2 |
1.3%
|
|
| 30 | 10 |
6.4%
|
|
| 33 | 4 |
2.5%
|
|
| 34 | 1 |
0.6%
|
|
| 35 | 2 |
1.3%
|
|
| 37 | 1 |
0.6%
|
|
| 40 | 2 |
1.3%
|
|
| 45 | 1 |
0.6%
|
|
| 48 | 1 |
0.6%
|
|
| 49 | 1 |
0.6%
|
|
| 50 | 32 |
20.4%
|
|
| 51 | 2 |
1.3%
|
|
| 52 | 1 |
0.6%
|
|
| 55 | 1 |
0.6%
|
|
| 60 | 1 |
0.6%
|
|
| 70 | 3 |
1.9%
|
|
| 78 | 1 |
0.6%
|
|
| 85 | 1 |
0.6%
|
|
| 90 | 2 |
1.3%
|
|
| 100 | 48 |
30.6%
|
|
| Sysmiss | 201 |