| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
1.1%
|
| 0 | 51 |
9.6%
|
|
| 5 | 1 |
0.2%
|
|
| 10 | 11 |
2.1%
|
|
| 16 | 1 |
0.2%
|
|
| 20 | 15 |
2.8%
|
|
| 25 | 3 |
0.6%
|
|
| 30 | 27 |
5.1%
|
|
| 33 | 1 |
0.2%
|
|
| 34 | 2 |
0.4%
|
|
| 35 | 5 |
0.9%
|
|
| 40 | 14 |
2.6%
|
|
| 45 | 1 |
0.2%
|
|
| 46 | 1 |
0.2%
|
|
| 50 | 46 |
8.7%
|
|
| 51 | 1 |
0.2%
|
|
| 60 | 23 |
4.3%
|
|
| 65 | 2 |
0.4%
|
|
| 70 | 18 |
3.4%
|
|
| 75 | 1 |
0.2%
|
|
| 80 | 19 |
3.6%
|
|
| 85 | 3 |
0.6%
|
|
| 90 | 10 |
1.9%
|
|
| 94 | 1 |
0.2%
|
|
| 95 | 1 |
0.2%
|
|
| 100 | 267 |
50.3%
|
|
| Sysmiss | 300 |