| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 23 |
5.3%
|
| 1 | 1 |
0.2%
|
|
| 2 | 3 |
0.7%
|
|
| 3 | 3 |
0.7%
|
|
| 5 | 28 |
6.5%
|
|
| 6 | 1 |
0.2%
|
|
| 8 | 4 |
0.9%
|
|
| 10 | 37 |
8.6%
|
|
| 12 | 1 |
0.2%
|
|
| 13 | 1 |
0.2%
|
|
| 15 | 41 |
9.5%
|
|
| 20 | 51 |
11.9%
|
|
| 22 | 1 |
0.2%
|
|
| 25 | 35 |
8.1%
|
|
| 30 | 51 |
11.9%
|
|
| 35 | 13 |
3%
|
|
| 40 | 39 |
9.1%
|
|
| 45 | 1 |
0.2%
|
|
| 50 | 41 |
9.5%
|
|
| 57 | 1 |
0.2%
|
|
| 60 | 15 |
3.5%
|
|
| 65 | 2 |
0.5%
|
|
| 70 | 10 |
2.3%
|
|
| 75 | 2 |
0.5%
|
|
| 80 | 10 |
2.3%
|
|
| 90 | 5 |
1.2%
|
|
| 100 | 10 |
2.3%
|
|
| Sysmiss | 171 |