| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -4 | Too many to count | 60 |
29%
|
| 0 | 5 |
2.4%
|
|
| 1 | 7 |
3.4%
|
|
| 2 | 11 |
5.3%
|
|
| 3 | 21 |
10.1%
|
|
| 4 | 14 |
6.8%
|
|
| 5 | 21 |
10.1%
|
|
| 6 | 7 |
3.4%
|
|
| 7 | 4 |
1.9%
|
|
| 8 | 5 |
2.4%
|
|
| 10 | 23 |
11.1%
|
|
| 15 | 5 |
2.4%
|
|
| 19 | 1 |
0.5%
|
|
| 20 | 7 |
3.4%
|
|
| 22 | 1 |
0.5%
|
|
| 25 | 4 |
1.9%
|
|
| 30 | 4 |
1.9%
|
|
| 40 | 3 |
1.4%
|
|
| 50 | 1 |
0.5%
|
|
| 56 | 1 |
0.5%
|
|
| 60 | 1 |
0.5%
|
|
| 150 | 1 |
0.5%
|
|
| Sysmiss | 39 |