| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 24 |
15.7%
|
| 1 | 6 |
3.9%
|
|
| 2 | 2 |
1.3%
|
|
| 4 | 1 |
0.7%
|
|
| 6 | 1 |
0.7%
|
|
| 7 | 3 |
2%
|
|
| 8 | 1 |
0.7%
|
|
| 9 | 1 |
0.7%
|
|
| 10 | 8 |
5.2%
|
|
| 12 | 2 |
1.3%
|
|
| 15 | 1 |
0.7%
|
|
| 17 | 1 |
0.7%
|
|
| 20 | 5 |
3.3%
|
|
| 22 | 1 |
0.7%
|
|
| 24 | 1 |
0.7%
|
|
| 25 | 3 |
2%
|
|
| 27 | 1 |
0.7%
|
|
| 30 | 8 |
5.2%
|
|
| 33 | 2 |
1.3%
|
|
| 35 | 1 |
0.7%
|
|
| 40 | 2 |
1.3%
|
|
| 42 | 1 |
0.7%
|
|
| 44 | 1 |
0.7%
|
|
| 49 | 2 |
1.3%
|
|
| 50 | 24 |
15.7%
|
|
| 51 | 3 |
2%
|
|
| 55 | 1 |
0.7%
|
|
| 60 | 1 |
0.7%
|
|
| 62 | 1 |
0.7%
|
|
| 67 | 2 |
1.3%
|
|
| 70 | 1 |
0.7%
|
|
| 80 | 2 |
1.3%
|
|
| 90 | 3 |
2%
|
|
| 92 | 1 |
0.7%
|
|
| 100 | 35 |
22.9%
|
|
| Sysmiss | 206 |