| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 |
2%
|
| 0 | 68 |
16.8%
|
|
| 1 | 36 |
8.9%
|
|
| 2 | 37 |
9.2%
|
|
| 3 | 38 |
9.4%
|
|
| 4 | 31 |
7.7%
|
|
| 5 | 22 |
5.4%
|
|
| 6 | 24 |
5.9%
|
|
| 7 | 14 |
3.5%
|
|
| 8 | 20 |
5%
|
|
| 9 | 13 |
3.2%
|
|
| 10 | 22 |
5.4%
|
|
| 11 | 2 |
0.5%
|
|
| 12 | 14 |
3.5%
|
|
| 14 | 2 |
0.5%
|
|
| 15 | 10 |
2.5%
|
|
| 16 | 3 |
0.7%
|
|
| 17 | 1 |
0.2%
|
|
| 20 | 3 |
0.7%
|
|
| 21 | 1 |
0.2%
|
|
| 22 | 1 |
0.2%
|
|
| 23 | 1 |
0.2%
|
|
| 25 | 1 |
0.2%
|
|
| 30 | 3 |
0.7%
|
|
| 32 | 1 |
0.2%
|
|
| 35 | 1 |
0.2%
|
|
| 38 | 2 |
0.5%
|
|
| 40 | 3 |
0.7%
|
|
| 41 | 1 |
0.2%
|
|
| 42 | 1 |
0.2%
|
|
| 43 | 1 |
0.2%
|
|
| 45 | 2 |
0.5%
|
|
| 48 | 1 |
0.2%
|
|
| 50 | 2 |
0.5%
|
|
| 60 | 2 |
0.5%
|
|
| 70 | 1 |
0.2%
|
|
| 79 | 1 |
0.2%
|
|
| 80 | 2 |
0.5%
|
|
| 84 | 1 |
0.2%
|
|
| 86 | 1 |
0.2%
|
|
| 98 | 1 |
0.2%
|
|
| 100 | 1 |
0.2%
|
|
| 180 | 1 |
0.2%
|
|
| 210 | 1 |
0.2%
|
|
| 500 | 1 |
0.2%
|
|
| 600 | 1 |
0.2%
|
|
| Sysmiss | 196 |