| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 50 |
12%
|
| 2 | 1 |
0.2%
|
|
| 5 | 7 |
1.7%
|
|
| 8 | 1 |
0.2%
|
|
| 10 | 12 |
2.9%
|
|
| 15 | 6 |
1.4%
|
|
| 20 | 5 |
1.2%
|
|
| 25 | 3 |
0.7%
|
|
| 26 | 1 |
0.2%
|
|
| 30 | 7 |
1.7%
|
|
| 35 | 3 |
0.7%
|
|
| 40 | 6 |
1.4%
|
|
| 45 | 6 |
1.4%
|
|
| 50 | 30 |
7.2%
|
|
| 54 | 1 |
0.2%
|
|
| 56 | 1 |
0.2%
|
|
| 60 | 18 |
4.3%
|
|
| 70 | 43 |
10.3%
|
|
| 75 | 12 |
2.9%
|
|
| 80 | 57 |
13.7%
|
|
| 85 | 4 |
1%
|
|
| 90 | 12 |
2.9%
|
|
| 95 | 3 |
0.7%
|
|
| 96 | 1 |
0.2%
|
|
| 97 | 1 |
0.2%
|
|
| 100 | 126 |
30.2%
|
|
| Sysmiss | 607 |