| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
1.6%
|
| 0 | 48 |
15.4%
|
|
| 1 | 1 |
0.3%
|
|
| 2 | 1 |
0.3%
|
|
| 10 | 5 |
1.6%
|
|
| 13 | 1 |
0.3%
|
|
| 15 | 2 |
0.6%
|
|
| 20 | 6 |
1.9%
|
|
| 26 | 1 |
0.3%
|
|
| 30 | 3 |
1%
|
|
| 33 | 3 |
1%
|
|
| 34 | 1 |
0.3%
|
|
| 40 | 3 |
1%
|
|
| 44 | 2 |
0.6%
|
|
| 50 | 30 |
9.6%
|
|
| 51 | 2 |
0.6%
|
|
| 55 | 1 |
0.3%
|
|
| 57 | 1 |
0.3%
|
|
| 60 | 4 |
1.3%
|
|
| 65 | 1 |
0.3%
|
|
| 66 | 2 |
0.6%
|
|
| 70 | 4 |
1.3%
|
|
| 75 | 4 |
1.3%
|
|
| 80 | 5 |
1.6%
|
|
| 93 | 1 |
0.3%
|
|
| 100 | 174 |
55.9%
|
|
| Sysmiss | 47 |