| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
4.6%
|
| 1 | 3 |
2.8%
|
|
| 2 | 2 |
1.8%
|
|
| 3 | 1 |
0.9%
|
|
| 5 | 7 |
6.4%
|
|
| 6 | 2 |
1.8%
|
|
| 10 | 11 |
10.1%
|
|
| 15 | 2 |
1.8%
|
|
| 17 | 1 |
0.9%
|
|
| 20 | 6 |
5.5%
|
|
| 22 | 1 |
0.9%
|
|
| 25 | 7 |
6.4%
|
|
| 26 | 1 |
0.9%
|
|
| 27 | 1 |
0.9%
|
|
| 29 | 2 |
1.8%
|
|
| 30 | 5 |
4.6%
|
|
| 33 | 5 |
4.6%
|
|
| 34 | 2 |
1.8%
|
|
| 40 | 5 |
4.6%
|
|
| 44 | 1 |
0.9%
|
|
| 45 | 2 |
1.8%
|
|
| 49 | 5 |
4.6%
|
|
| 50 | 13 |
11.9%
|
|
| 51 | 4 |
3.7%
|
|
| 55 | 1 |
0.9%
|
|
| 57 | 1 |
0.9%
|
|
| 58 | 1 |
0.9%
|
|
| 60 | 2 |
1.8%
|
|
| 65 | 1 |
0.9%
|
|
| 75 | 1 |
0.9%
|
|
| 90 | 1 |
0.9%
|
|
| 98 | 1 |
0.9%
|
|
| 100 | 6 |
5.5%
|
|
| Sysmiss | 131 |