| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 16 |
2.1%
|
| 1 | 208 |
26.8%
|
|
| 2 | 198 |
25.5%
|
|
| 3 | 114 |
14.7%
|
|
| 4 | 56 |
7.2%
|
|
| 5 | 47 |
6%
|
|
| 6 | 32 |
4.1%
|
|
| 7 | 11 |
1.4%
|
|
| 8 | 5 |
0.6%
|
|
| 9 | 1 |
0.1%
|
|
| 10 | 36 |
4.6%
|
|
| 12 | 18 |
2.3%
|
|
| 15 | 9 |
1.2%
|
|
| 16 | 1 |
0.1%
|
|
| 20 | 14 |
1.8%
|
|
| 25 | 2 |
0.3%
|
|
| 30 | 5 |
0.6%
|
|
| 50 | 2 |
0.3%
|
|
| 78 | 1 |
0.1%
|
|
| 100 | 1 |
0.1%
|
|
| Sysmiss | 309 |