| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
1.1%
|
| 0 | 102 |
37.2%
|
|
| 1 | 34 |
12.4%
|
|
| 2 | 42 |
15.3%
|
|
| 3 | 21 |
7.7%
|
|
| 4 | 16 |
5.8%
|
|
| 5 | 15 |
5.5%
|
|
| 6 | 3 |
1.1%
|
|
| 7 | 3 |
1.1%
|
|
| 8 | 2 |
0.7%
|
|
| 9 | 1 |
0.4%
|
|
| 10 | 10 |
3.6%
|
|
| 12 | 1 |
0.4%
|
|
| 13 | 5 |
1.8%
|
|
| 15 | 2 |
0.7%
|
|
| 17 | 1 |
0.4%
|
|
| 18 | 3 |
1.1%
|
|
| 20 | 3 |
1.1%
|
|
| 23 | 1 |
0.4%
|
|
| 35 | 1 |
0.4%
|
|
| 46 | 1 |
0.4%
|
|
| 50 | 1 |
0.4%
|
|
| 55 | 1 |
0.4%
|
|
| 100 | 1 |
0.4%
|
|
| 150 | 1 |
0.4%
|
|
| Sysmiss | 318 |