| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 20 |
11.2%
|
| 1 | 1 |
0.6%
|
|
| 2 | 1 |
0.6%
|
|
| 3 | 1 |
0.6%
|
|
| 5 | 2 |
1.1%
|
|
| 7 | 1 |
0.6%
|
|
| 8 | 1 |
0.6%
|
|
| 10 | 6 |
3.4%
|
|
| 15 | 1 |
0.6%
|
|
| 20 | 5 |
2.8%
|
|
| 22 | 1 |
0.6%
|
|
| 23 | 2 |
1.1%
|
|
| 24 | 1 |
0.6%
|
|
| 25 | 2 |
1.1%
|
|
| 30 | 5 |
2.8%
|
|
| 33 | 3 |
1.7%
|
|
| 35 | 1 |
0.6%
|
|
| 40 | 9 |
5.1%
|
|
| 43 | 1 |
0.6%
|
|
| 45 | 1 |
0.6%
|
|
| 49 | 1 |
0.6%
|
|
| 50 | 37 |
20.8%
|
|
| 51 | 1 |
0.6%
|
|
| 60 | 2 |
1.1%
|
|
| 66 | 2 |
1.1%
|
|
| 67 | 1 |
0.6%
|
|
| 90 | 1 |
0.6%
|
|
| 100 | 68 |
38.2%
|
|
| Sysmiss | 296 |