| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 82 |
9.4%
|
| -8 | Refusal (spontaneous) | 132 |
15.1%
|
| 0 | 17 |
1.9%
|
|
| 1 | 253 |
28.9%
|
|
| 2 | 32 |
3.7%
|
|
| 3 | 14 |
1.6%
|
|
| 4 | 9 |
1%
|
|
| 5 | 38 |
4.3%
|
|
| 6 | 2 |
0.2%
|
|
| 7 | 7 |
0.8%
|
|
| 8 | 4 |
0.5%
|
|
| 9 | 1 |
0.1%
|
|
| 10 | 20 |
2.3%
|
|
| 12 | 3 |
0.3%
|
|
| 15 | 82 |
9.4%
|
|
| 16 | 2 |
0.2%
|
|
| 17 | 1 |
0.1%
|
|
| 18 | 1 |
0.1%
|
|
| 20 | 11 |
1.3%
|
|
| 25 | 73 |
8.3%
|
|
| 27 | 2 |
0.2%
|
|
| 30 | 85 |
9.7%
|
|
| 35 | 1 |
0.1%
|
|
| 40 | 1 |
0.1%
|
|
| 47 | 1 |
0.1%
|
|
| 50 | 1 |
0.1%
|
|
| Sysmiss | 123 |