| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | 1 |
1.5%
|
|
| 1 | 1 |
1.5%
|
|
| 2 | 9 |
13.6%
|
|
| 3 | 7 |
10.6%
|
|
| 4 | 7 |
10.6%
|
|
| 5 | 1 |
1.5%
|
|
| 6 | 5 |
7.6%
|
|
| 7 | 3 |
4.5%
|
|
| 8 | 6 |
9.1%
|
|
| 9 | 2 |
3%
|
|
| 10 | 6 |
9.1%
|
|
| 11 | 2 |
3%
|
|
| 12 | 2 |
3%
|
|
| 13 | 2 |
3%
|
|
| 15 | 2 |
3%
|
|
| 16 | 2 |
3%
|
|
| 25 | 1 |
1.5%
|
|
| 30 | 1 |
1.5%
|
|
| 31 | 1 |
1.5%
|
|
| 35 | 1 |
1.5%
|
|
| 38 | 1 |
1.5%
|
|
| 70 | 1 |
1.5%
|
|
| 73 | 1 |
1.5%
|
|
| 107 | 1 |
1.5%
|
|
| Sysmiss | 97 |