| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 42 |
6.5%
|
| 5 | 1 |
0.2%
|
|
| 20 | 3 |
0.5%
|
|
| 25 | 1 |
0.2%
|
|
| 30 | 3 |
0.5%
|
|
| 35 | 1 |
0.2%
|
|
| 40 | 9 |
1.4%
|
|
| 45 | 2 |
0.3%
|
|
| 50 | 9 |
1.4%
|
|
| 55 | 1 |
0.2%
|
|
| 57 | 1 |
0.2%
|
|
| 60 | 27 |
4.2%
|
|
| 65 | 8 |
1.2%
|
|
| 68 | 1 |
0.2%
|
|
| 70 | 31 |
4.8%
|
|
| 75 | 11 |
1.7%
|
|
| 78 | 1 |
0.2%
|
|
| 80 | 38 |
5.9%
|
|
| 85 | 3 |
0.5%
|
|
| 90 | 25 |
3.9%
|
|
| 92 | 1 |
0.2%
|
|
| 95 | 4 |
0.6%
|
|
| 99 | 1 |
0.2%
|
|
| 100 | 419 |
65.2%
|
|
| Sysmiss | 773 |