| Value | Category | Cases | |
|---|---|---|---|
| 0 | 213 |
27.5%
|
|
| 1 | 53 |
6.8%
|
|
| 2 | 114 |
14.7%
|
|
| 3 | 61 |
7.9%
|
|
| 4 | 32 |
4.1%
|
|
| 5 | 83 |
10.7%
|
|
| 6 | 24 |
3.1%
|
|
| 7 | 6 |
0.8%
|
|
| 8 | 13 |
1.7%
|
|
| 9 | 5 |
0.6%
|
|
| 10 | 67 |
8.6%
|
|
| 11 | 1 |
0.1%
|
|
| 12 | 14 |
1.8%
|
|
| 13 | 2 |
0.3%
|
|
| 14 | 5 |
0.6%
|
|
| 15 | 23 |
3%
|
|
| 18 | 1 |
0.1%
|
|
| 20 | 15 |
1.9%
|
|
| 24 | 2 |
0.3%
|
|
| 25 | 18 |
2.3%
|
|
| 29 | 1 |
0.1%
|
|
| 30 | 4 |
0.5%
|
|
| 77 | Don't know | 18 |
2.3%
|
| Sysmiss | 1758 |