| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 256 |
24.8%
|
| -4 | Too many to count | 538 |
52.1%
|
| 0 | 33 |
3.2%
|
|
| 1 | 10 |
1%
|
|
| 2 | 47 |
4.6%
|
|
| 3 | 58 |
5.6%
|
|
| 4 | 30 |
2.9%
|
|
| 5 | 18 |
1.7%
|
|
| 6 | 11 |
1.1%
|
|
| 7 | 6 |
0.6%
|
|
| 8 | 2 |
0.2%
|
|
| 9 | 1 |
0.1%
|
|
| 10 | 9 |
0.9%
|
|
| 15 | 3 |
0.3%
|
|
| 20 | 5 |
0.5%
|
|
| 23 | 1 |
0.1%
|
|
| 28 | 1 |
0.1%
|
|
| 50 | 2 |
0.2%
|
|
| 300 | 1 |
0.1%
|
|
| Sysmiss | 64 |