| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | 155 |
42.9%
|
|
| 2 | 142 |
39.3%
|
|
| 3 | 45 |
12.5%
|
|
| 4 | 13 |
3.6%
|
|
| 5 | 5 |
1.4%
|
|
| 11 | 1 |
0.3%
|