| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 21 |
5.8%
|
| -4 | Too many to count | 114 |
31.7%
|
| 0 | 13 |
3.6%
|
|
| 1 | 7 |
1.9%
|
|
| 2 | 19 |
5.3%
|
|
| 3 | 33 |
9.2%
|
|
| 4 | 13 |
3.6%
|
|
| 5 | 43 |
11.9%
|
|
| 6 | 2 |
0.6%
|
|
| 7 | 8 |
2.2%
|
|
| 8 | 4 |
1.1%
|
|
| 9 | 3 |
0.8%
|
|
| 10 | 45 |
12.5%
|
|
| 11 | 1 |
0.3%
|
|
| 12 | 2 |
0.6%
|
|
| 15 | 11 |
3.1%
|
|
| 20 | 8 |
2.2%
|
|
| 30 | 3 |
0.8%
|
|
| 50 | 5 |
1.4%
|
|
| 100 | 3 |
0.8%
|
|
| 250 | 1 |
0.3%
|
|
| 1163 | 1 |
0.3%
|
|
| Sysmiss | 1 |