| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 1 |
0.3%
|
| -1 | refuse | 4 |
1.3%
|
| 0 | 100 |
32.9%
|
|
| 1 | 31 |
10.2%
|
|
| 2 | 44 |
14.5%
|
|
| 3 | 29 |
9.5%
|
|
| 4 | 23 |
7.6%
|
|
| 5 | 15 |
4.9%
|
|
| 6 | 12 |
3.9%
|
|
| 7 | 10 |
3.3%
|
|
| 8 | 7 |
2.3%
|
|
| 9 | 6 |
2%
|
|
| 10 | 6 |
2%
|
|
| 11 | 3 |
1%
|
|
| 13 | 1 |
0.3%
|
|
| 14 | 1 |
0.3%
|
|
| 17 | 2 |
0.7%
|
|
| 20 | 3 |
1%
|
|
| 22 | 1 |
0.3%
|
|
| 24 | 1 |
0.3%
|
|
| 26 | 1 |
0.3%
|
|
| 28 | 1 |
0.3%
|
|
| 31 | 1 |
0.3%
|
|
| 42 | 1 |
0.3%
|
|
| Sysmiss | 745 |