| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 12 |
14.5%
|
|
| 1 | 10 |
12%
|
|
| 2 | 9 |
10.8%
|
|
| 3 | 8 |
9.6%
|
|
| 4 | 6 |
7.2%
|
|
| 5 | 4 |
4.8%
|
|
| 6 | 6 |
7.2%
|
|
| 7 | 5 |
6%
|
|
| 9 | 4 |
4.8%
|
|
| 10 | 4 |
4.8%
|
|
| 12 | 2 |
2.4%
|
|
| 15 | 2 |
2.4%
|
|
| 16 | 1 |
1.2%
|
|
| 19 | 1 |
1.2%
|
|
| 20 | 4 |
4.8%
|
|
| 23 | 1 |
1.2%
|
|
| 50 | 1 |
1.2%
|
|
| 58 | 1 |
1.2%
|
|
| 110 | 1 |
1.2%
|
|
| 118 | 1 |
1.2%
|
|
| Sysmiss | 20 |