| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
2.5%
|
| 0 | 30 |
18.6%
|
|
| 1 | 17 |
10.6%
|
|
| 2 | 19 |
11.8%
|
|
| 3 | 19 |
11.8%
|
|
| 4 | 7 |
4.3%
|
|
| 5 | 15 |
9.3%
|
|
| 6 | 5 |
3.1%
|
|
| 7 | 9 |
5.6%
|
|
| 8 | 3 |
1.9%
|
|
| 9 | 5 |
3.1%
|
|
| 10 | 7 |
4.3%
|
|
| 13 | 2 |
1.2%
|
|
| 14 | 1 |
0.6%
|
|
| 15 | 2 |
1.2%
|
|
| 16 | 1 |
0.6%
|
|
| 18 | 1 |
0.6%
|
|
| 20 | 1 |
0.6%
|
|
| 22 | 2 |
1.2%
|
|
| 23 | 1 |
0.6%
|
|
| 24 | 1 |
0.6%
|
|
| 25 | 2 |
1.2%
|
|
| 28 | 1 |
0.6%
|
|
| 33 | 1 |
0.6%
|
|
| 37 | 1 |
0.6%
|
|
| 50 | 1 |
0.6%
|
|
| 60 | 1 |
0.6%
|
|
| 93 | 1 |
0.6%
|
|
| 120 | 1 |
0.6%
|
|
| Sysmiss | 454 |