| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3187 |
81.6%
|
|
| 1 | 226 |
5.8%
|
|
| 2 | 346 |
8.9%
|
|
| 3 | 146 |
3.7%
|
|
| Sysmiss | 3066 |