| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 44 |
39.3%
|
| 10 | 3 |
2.7%
|
|
| 12 | 9 |
8%
|
|
| 15 | 3 |
2.7%
|
|
| 16 | 2 |
1.8%
|
|
| 17 | 1 |
0.9%
|
|
| 19 | 1 |
0.9%
|
|
| 20 | 2 |
1.8%
|
|
| 22 | 1 |
0.9%
|
|
| 25 | 1 |
0.9%
|
|
| 26 | 4 |
3.6%
|
|
| 29 | 1 |
0.9%
|
|
| 30 | 3 |
2.7%
|
|
| 36 | 1 |
0.9%
|
|
| 70 | 3 |
2.7%
|
|
| 100 | 2 |
1.8%
|
|
| 120 | 1 |
0.9%
|
|
| 150 | 2 |
1.8%
|
|
| 180 | 2 |
1.8%
|
|
| 200 | 5 |
4.5%
|
|
| 220 | 1 |
0.9%
|
|
| 280 | 1 |
0.9%
|
|
| 300 | 2 |
1.8%
|
|
| 320 | 2 |
1.8%
|
|
| 360 | 1 |
0.9%
|
|
| 420 | 1 |
0.9%
|
|
| 563 | 1 |
0.9%
|
|
| 600 | 1 |
0.9%
|
|
| 616 | 1 |
0.9%
|
|
| 1332 | 1 |
0.9%
|
|
| 2400 | 1 |
0.9%
|
|
| 3168 | 1 |
0.9%
|
|
| 4046 | 1 |
0.9%
|
|
| 7179 | 1 |
0.9%
|
|
| 15000 | 2 |
1.8%
|
|
| 20000 | 1 |
0.9%
|
|
| 21780 | 1 |
0.9%
|
|
| 107639 | 1 |
0.9%
|
|
| Sysmiss | 601 |