| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
2.9%
|
| 0 | 118 |
56.7%
|
|
| 1 | 1 |
0.5%
|
|
| 5 | 1 |
0.5%
|
|
| 6 | 1 |
0.5%
|
|
| 10 | 8 |
3.8%
|
|
| 15 | 1 |
0.5%
|
|
| 20 | 12 |
5.8%
|
|
| 25 | 1 |
0.5%
|
|
| 30 | 7 |
3.4%
|
|
| 33 | 1 |
0.5%
|
|
| 35 | 1 |
0.5%
|
|
| 40 | 6 |
2.9%
|
|
| 50 | 17 |
8.2%
|
|
| 60 | 2 |
1%
|
|
| 63 | 1 |
0.5%
|
|
| 65 | 1 |
0.5%
|
|
| 70 | 5 |
2.4%
|
|
| 80 | 6 |
2.9%
|
|
| 85 | 2 |
1%
|
|
| 86 | 1 |
0.5%
|
|
| 90 | 2 |
1%
|
|
| 100 | 7 |
3.4%
|
|
| Sysmiss | 146 |