| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 11 |
3.1%
|
| -4 | Too many to count | 158 |
44.6%
|
| 0 | 19 |
5.4%
|
|
| 1 | 5 |
1.4%
|
|
| 2 | 12 |
3.4%
|
|
| 3 | 29 |
8.2%
|
|
| 4 | 24 |
6.8%
|
|
| 5 | 28 |
7.9%
|
|
| 6 | 10 |
2.8%
|
|
| 7 | 2 |
0.6%
|
|
| 8 | 5 |
1.4%
|
|
| 9 | 2 |
0.6%
|
|
| 10 | 20 |
5.6%
|
|
| 11 | 2 |
0.6%
|
|
| 12 | 4 |
1.1%
|
|
| 15 | 3 |
0.8%
|
|
| 18 | 1 |
0.3%
|
|
| 20 | 6 |
1.7%
|
|
| 21 | 1 |
0.3%
|
|
| 32 | 1 |
0.3%
|
|
| 35 | 1 |
0.3%
|
|
| 40 | 2 |
0.6%
|
|
| 50 | 2 |
0.6%
|
|
| 51 | 1 |
0.3%
|
|
| 100 | 1 |
0.3%
|
|
| 200 | 1 |
0.3%
|
|
| 210 | 1 |
0.3%
|
|
| 247 | 1 |
0.3%
|
|
| 250 | 1 |
0.3%
|
|
| Sysmiss | 10 |