| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 46 |
28.8%
|
| 0 | 28 |
17.5%
|
|
| 1 | 6 |
3.8%
|
|
| 2 | 14 |
8.8%
|
|
| 3 | 9 |
5.6%
|
|
| 4 | 5 |
3.1%
|
|
| 5 | 5 |
3.1%
|
|
| 6 | 5 |
3.1%
|
|
| 7 | 3 |
1.9%
|
|
| 8 | 4 |
2.5%
|
|
| 9 | 2 |
1.3%
|
|
| 10 | 2 |
1.3%
|
|
| 12 | 2 |
1.3%
|
|
| 13 | 1 |
0.6%
|
|
| 14 | 1 |
0.6%
|
|
| 15 | 1 |
0.6%
|
|
| 17 | 1 |
0.6%
|
|
| 18 | 4 |
2.5%
|
|
| 19 | 2 |
1.3%
|
|
| 20 | 2 |
1.3%
|
|
| 26 | 1 |
0.6%
|
|
| 29 | 1 |
0.6%
|
|
| 30 | 1 |
0.6%
|
|
| 32 | 1 |
0.6%
|
|
| 42 | 1 |
0.6%
|
|
| 43 | 1 |
0.6%
|
|
| 48 | 1 |
0.6%
|
|
| 56 | 1 |
0.6%
|
|
| 90 | 1 |
0.6%
|
|
| 107 | 1 |
0.6%
|
|
| 116 | 1 |
0.6%
|
|
| 120 | 1 |
0.6%
|
|
| 129 | 1 |
0.6%
|
|
| 147 | 1 |
0.6%
|
|
| 200 | 1 |
0.6%
|
|
| 280 | 1 |
0.6%
|
|
| 650 | 1 |
0.6%
|
|
| Sysmiss | 192 |