| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
2%
|
| 3 | 1 |
2%
|
|
| 4 | 7 |
13.7%
|
|
| 5 | 8 |
15.7%
|
|
| 6 | 3 |
5.9%
|
|
| 7 | 2 |
3.9%
|
|
| 8 | 2 |
3.9%
|
|
| 9 | 1 |
2%
|
|
| 12 | 2 |
3.9%
|
|
| 14 | 1 |
2%
|
|
| 20 | 1 |
2%
|
|
| 30 | 2 |
3.9%
|
|
| 35 | 1 |
2%
|
|
| 47 | 1 |
2%
|
|
| 55 | 1 |
2%
|
|
| 57 | 1 |
2%
|
|
| 65 | 1 |
2%
|
|
| 70 | 1 |
2%
|
|
| 80 | 1 |
2%
|
|
| 81 | 1 |
2%
|
|
| 96 | 1 |
2%
|
|
| 150 | 1 |
2%
|
|
| 160 | 1 |
2%
|
|
| 200 | 1 |
2%
|
|
| 207 | 1 |
2%
|
|
| 220 | 1 |
2%
|
|
| 230 | 1 |
2%
|
|
| 245 | 1 |
2%
|
|
| 350 | 1 |
2%
|
|
| 353 | 1 |
2%
|
|
| 375 | 1 |
2%
|
|
| 850 | 1 |
2%
|
|
| Sysmiss | 105 |