| Value | Category | Cases | |
|---|---|---|---|
| 1 | 3 |
1.6%
|
|
| 2 | 5 |
2.6%
|
|
| 3 | 8 |
4.2%
|
|
| 4 | 15 |
7.8%
|
|
| 5 | 7 |
3.6%
|
|
| 6 | 14 |
7.3%
|
|
| 7 | 1 |
0.5%
|
|
| 8 | 21 |
10.9%
|
|
| 10 | 6 |
3.1%
|
|
| 12 | 26 |
13.5%
|
|
| 15 | 9 |
4.7%
|
|
| 16 | 2 |
1%
|
|
| 18 | 6 |
3.1%
|
|
| 20 | 3 |
1.6%
|
|
| 22 | 1 |
0.5%
|
|
| 24 | 61 |
31.8%
|
|
| 888 | Do not know | 4 |
2.1%
|
| Sysmiss | 4398 |