| Value | Category | Cases | |
|---|---|---|---|
| 0 | 138 |
83.6%
|
|
| 1 | 10 |
6.1%
|
|
| 2 | 9 |
5.5%
|
|
| 3 | 3 |
1.8%
|
|
| 4 | 1 |
0.6%
|
|
| 9 | 1 |
0.6%
|
|
| 10 | 2 |
1.2%
|
|
| 30 | 1 |
0.6%
|
|
| 98 | DK | 0 |
0%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 764 |