| Value | Category | Cases | |
|---|---|---|---|
| 0 | 205 |
74%
|
|
| 1 | 46 |
16.6%
|
|
| 2 | 18 |
6.5%
|
|
| 3 | 2 |
0.7%
|
|
| 98 | 1 |
0.4%
|
|
| 99 | 5 |
1.8%
|
|
| Sysmiss | 801 |