| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 6 | 1 |
1.5%
|
|
| 7 | 2 |
3%
|
|
| 8 | 3 |
4.5%
|
|
| 9 | 4 |
6%
|
|
| 10 | 6 |
9%
|
|
| 11 | 1 |
1.5%
|
|
| 12 | 2 |
3%
|
|
| 13 | 1 |
1.5%
|
|
| 14 | 2 |
3%
|
|
| 15 | 4 |
6%
|
|
| 17 | 1 |
1.5%
|
|
| 18 | 3 |
4.5%
|
|
| 20 | 7 |
10.4%
|
|
| 22 | 3 |
4.5%
|
|
| 25 | 5 |
7.5%
|
|
| 27 | 2 |
3%
|
|
| 29 | 1 |
1.5%
|
|
| 30 | 1 |
1.5%
|
|
| 32 | 4 |
6%
|
|
| 33 | 1 |
1.5%
|
|
| 35 | 1 |
1.5%
|
|
| 36 | 1 |
1.5%
|
|
| 40 | 2 |
3%
|
|
| 45 | 2 |
3%
|
|
| 48 | 1 |
1.5%
|
|
| 50 | 1 |
1.5%
|
|
| 51 | 1 |
1.5%
|
|
| 109 | 1 |
1.5%
|
|
| 110 | 1 |
1.5%
|
|
| 115 | 1 |
1.5%
|
|
| 135 | 1 |
1.5%
|
|
| Sysmiss | 958 |