| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
4.6%
|
| 10 | 1 |
0.8%
|
|
| 28 | 1 |
0.8%
|
|
| 30 | 2 |
1.5%
|
|
| 35 | 2 |
1.5%
|
|
| 40 | 5 |
3.8%
|
|
| 45 | 1 |
0.8%
|
|
| 50 | 4 |
3.1%
|
|
| 55 | 2 |
1.5%
|
|
| 60 | 12 |
9.2%
|
|
| 65 | 1 |
0.8%
|
|
| 70 | 20 |
15.4%
|
|
| 75 | 3 |
2.3%
|
|
| 80 | 23 |
17.7%
|
|
| 85 | 10 |
7.7%
|
|
| 90 | 13 |
10%
|
|
| 95 | 4 |
3.1%
|
|
| 96 | 1 |
0.8%
|
|
| 97 | 1 |
0.8%
|
|
| 100 | 18 |
13.8%
|
|
| Sysmiss | 229 |