| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 7 |
1.7%
|
| -4 | Too many to count | 185 |
45.8%
|
| 0 | 8 |
2%
|
|
| 1 | 8 |
2%
|
|
| 2 | 14 |
3.5%
|
|
| 3 | 34 |
8.4%
|
|
| 4 | 17 |
4.2%
|
|
| 5 | 33 |
8.2%
|
|
| 6 | 7 |
1.7%
|
|
| 7 | 7 |
1.7%
|
|
| 8 | 9 |
2.2%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 36 |
8.9%
|
|
| 11 | 1 |
0.2%
|
|
| 12 | 3 |
0.7%
|
|
| 15 | 12 |
3%
|
|
| 20 | 5 |
1.2%
|
|
| 25 | 3 |
0.7%
|
|
| 30 | 6 |
1.5%
|
|
| 35 | 1 |
0.2%
|
|
| 50 | 4 |
1%
|
|
| 100 | 2 |
0.5%
|
|
| 180 | 1 |
0.2%
|
|
| Sysmiss | 208 |