| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 |
4.8%
|
| 30 | 1 |
0.7%
|
|
| 50 | 4 |
2.7%
|
|
| 60 | 3 |
2%
|
|
| 65 | 2 |
1.4%
|
|
| 70 | 16 |
10.9%
|
|
| 75 | 10 |
6.8%
|
|
| 80 | 23 |
15.6%
|
|
| 85 | 4 |
2.7%
|
|
| 86 | 1 |
0.7%
|
|
| 89 | 1 |
0.7%
|
|
| 90 | 26 |
17.7%
|
|
| 92 | 1 |
0.7%
|
|
| 93 | 1 |
0.7%
|
|
| 95 | 9 |
6.1%
|
|
| 98 | 2 |
1.4%
|
|
| 99 | 6 |
4.1%
|
|
| 100 | 30 |
20.4%
|
|
| Sysmiss | 327 |