| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 37 |
3.6%
|
| 0 | 297 |
28.8%
|
|
| 1 | 1 |
0.1%
|
|
| 2 | 3 |
0.3%
|
|
| 3 | 3 |
0.3%
|
|
| 5 | 10 |
1%
|
|
| 8 | 2 |
0.2%
|
|
| 10 | 30 |
2.9%
|
|
| 11 | 1 |
0.1%
|
|
| 15 | 10 |
1%
|
|
| 20 | 49 |
4.8%
|
|
| 23 | 1 |
0.1%
|
|
| 25 | 1 |
0.1%
|
|
| 30 | 64 |
6.2%
|
|
| 35 | 3 |
0.3%
|
|
| 40 | 21 |
2%
|
|
| 45 | 1 |
0.1%
|
|
| 50 | 85 |
8.2%
|
|
| 60 | 44 |
4.3%
|
|
| 70 | 27 |
2.6%
|
|
| 75 | 1 |
0.1%
|
|
| 80 | 72 |
7%
|
|
| 85 | 5 |
0.5%
|
|
| 90 | 46 |
4.5%
|
|
| 92 | 1 |
0.1%
|
|
| 93 | 1 |
0.1%
|
|
| 95 | 16 |
1.6%
|
|
| 99 | 8 |
0.8%
|
|
| 100 | 191 |
18.5%
|
|
| Sysmiss | 55 |