| Value | Category | Cases | |
|---|---|---|---|
| -9 | -9. Don't know | 1 |
0.1%
|
| -8 | -8. Refuse | 0 |
0%
|
| -5 | -5. Zero | 0 |
0%
|
| 1 | 47 |
4.7%
|
|
| 2 | 86 |
8.6%
|
|
| 3 | 89 |
8.9%
|
|
| 4 | 213 |
21.3%
|
|
| 5 | 215 |
21.5%
|
|
| 6 | 157 |
15.7%
|
|
| 7 | 69 |
6.9%
|
|
| 8 | 72 |
7.2%
|
|
| 9 | 21 |
2.1%
|
|
| 10 | 16 |
1.6%
|
|
| 11 | 6 |
0.6%
|
|
| 12 | 5 |
0.5%
|
|
| 13 | 2 |
0.2%
|