| Value | Category | Cases | |
|---|---|---|---|
| 0 | 139 |
50.9%
|
|
| 1 | 21 |
7.7%
|
|
| 2 | 19 |
7%
|
|
| 3 | 15 |
5.5%
|
|
| 4 | 10 |
3.7%
|
|
| 5 | 8 |
2.9%
|
|
| 6 | 1 |
0.4%
|
|
| 7 | 2 |
0.7%
|
|
| 8 | 3 |
1.1%
|
|
| 9 | 2 |
0.7%
|
|
| 10 | 4 |
1.5%
|
|
| 11 | 2 |
0.7%
|
|
| 15 | 2 |
0.7%
|
|
| 16 | 1 |
0.4%
|
|
| 19 | 1 |
0.4%
|
|
| 20 | 2 |
0.7%
|
|
| 23 | 1 |
0.4%
|
|
| 25 | 2 |
0.7%
|
|
| 30 | 1 |
0.4%
|
|
| 50 | 1 |
0.4%
|
|
| 77 | Don't know | 36 |
13.2%
|
| Sysmiss | 4029 |