| Value | Category | Cases | |
|---|---|---|---|
| 0 | 261 |
53.7%
|
|
| 1 | 194 |
39.9%
|
|
| 2 | 26 |
5.3%
|
|
| 3 | 3 |
0.6%
|
|
| 4 | 2 |
0.4%
|
|
| Sysmiss | 6754 |