| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.9%
|
| 0 | 29 |
25%
|
|
| 3 | 2 |
1.7%
|
|
| 5 | 2 |
1.7%
|
|
| 6 | 2 |
1.7%
|
|
| 8 | 1 |
0.9%
|
|
| 10 | 2 |
1.7%
|
|
| 13 | 1 |
0.9%
|
|
| 20 | 5 |
4.3%
|
|
| 25 | 4 |
3.4%
|
|
| 30 | 7 |
6%
|
|
| 40 | 4 |
3.4%
|
|
| 45 | 3 |
2.6%
|
|
| 50 | 4 |
3.4%
|
|
| 55 | 2 |
1.7%
|
|
| 60 | 4 |
3.4%
|
|
| 65 | 3 |
2.6%
|
|
| 70 | 8 |
6.9%
|
|
| 72 | 1 |
0.9%
|
|
| 75 | 3 |
2.6%
|
|
| 80 | 9 |
7.8%
|
|
| 85 | 2 |
1.7%
|
|
| 90 | 1 |
0.9%
|
|
| 100 | 16 |
13.8%
|
|
| Sysmiss | 93 |