| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1014 |
66.8%
|
|
| 1 | 245 |
16.1%
|
|
| 2 | 185 |
12.2%
|
|
| 3 | 52 |
3.4%
|
|
| 4 | 23 |
1.5%
|
|
| Sysmiss | 44 |