| Value | Category | Cases | |
|---|---|---|---|
| 0 | 698 |
27.2%
|
|
| 1 | 51 |
2%
|
|
| 2 | 53 |
2.1%
|
|
| 3 | 121 |
4.7%
|
|
| 4 | 127 |
4.9%
|
|
| 5 | 144 |
5.6%
|
|
| 6 | 198 |
7.7%
|
|
| 7 | 192 |
7.5%
|
|
| 8 | 189 |
7.4%
|
|
| 9 | 171 |
6.7%
|
|
| 10 | 204 |
7.9%
|
|
| 11 | 48 |
1.9%
|
|
| 12 | 164 |
6.4%
|
|
| 14 | 8 |
0.3%
|
|
| 15 | 20 |
0.8%
|
|
| 16 | 16 |
0.6%
|
|
| 17 | 5 |
0.2%
|
|
| 18 | 3 |
0.1%
|
|
| 22 | 5 |
0.2%
|
|
| 97 | inconsistent | 0 |
0%
|
| 98 | don't know | 151 |
5.9%
|
| Sysmiss | 1348 |