| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 2 | 16 |
22.5%
|
|
| 3 | 10 |
14.1%
|
|
| 4 | 7 |
9.9%
|
|
| 5 | 4 |
5.6%
|
|
| 6 | 2 |
2.8%
|
|
| 7 | 5 |
7%
|
|
| 8 | 1 |
1.4%
|
|
| 9 | 2 |
2.8%
|
|
| 11 | 1 |
1.4%
|
|
| 14 | 1 |
1.4%
|
|
| 15 | 1 |
1.4%
|
|
| 17 | 3 |
4.2%
|
|
| 20 | 1 |
1.4%
|
|
| 21 | 1 |
1.4%
|
|
| 22 | 1 |
1.4%
|
|
| 26 | 1 |
1.4%
|
|
| 27 | 1 |
1.4%
|
|
| 31 | 1 |
1.4%
|
|
| 40 | 1 |
1.4%
|
|
| 48 | 1 |
1.4%
|
|
| 49 | 2 |
2.8%
|
|
| 56 | 1 |
1.4%
|
|
| 70 | 1 |
1.4%
|
|
| 135 | 1 |
1.4%
|
|
| 156 | 1 |
1.4%
|
|
| 195 | 1 |
1.4%
|
|
| 240 | 1 |
1.4%
|
|
| 244 | 1 |
1.4%
|
|
| 298 | 1 |
1.4%
|
|
| Sysmiss | 333 |