| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | 116 |
27%
|
|
| 2 | 159 |
37.1%
|
|
| 3 | 74 |
17.2%
|
|
| 4 | 37 |
8.6%
|
|
| 5 | 16 |
3.7%
|
|
| 6 | 8 |
1.9%
|
|
| 7 | 1 |
0.2%
|
|
| 8 | 1 |
0.2%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 4 |
0.9%
|
|
| 12 | 6 |
1.4%
|
|
| 14 | 1 |
0.2%
|
|
| 15 | 1 |
0.2%
|
|
| 20 | 2 |
0.5%
|
|
| 24 | 1 |
0.2%
|
|
| 36 | 1 |
0.2%
|
|
| Sysmiss | 82 |