| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 35 |
11.7%
|
| 15 | 1 |
0.3%
|
|
| 20 | 2 |
0.7%
|
|
| 25 | 5 |
1.7%
|
|
| 30 | 1 |
0.3%
|
|
| 35 | 1 |
0.3%
|
|
| 40 | 6 |
2%
|
|
| 45 | 2 |
0.7%
|
|
| 50 | 14 |
4.7%
|
|
| 55 | 1 |
0.3%
|
|
| 60 | 22 |
7.4%
|
|
| 65 | 1 |
0.3%
|
|
| 70 | 18 |
6%
|
|
| 75 | 11 |
3.7%
|
|
| 80 | 46 |
15.4%
|
|
| 82 | 2 |
0.7%
|
|
| 83 | 2 |
0.7%
|
|
| 85 | 13 |
4.4%
|
|
| 86 | 1 |
0.3%
|
|
| 88 | 5 |
1.7%
|
|
| 89 | 4 |
1.3%
|
|
| 90 | 29 |
9.7%
|
|
| 92 | 2 |
0.7%
|
|
| 95 | 7 |
2.3%
|
|
| 96 | 2 |
0.7%
|
|
| 98 | 2 |
0.7%
|
|
| 100 | 63 |
21.1%
|
|
| Sysmiss | 431 |