| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1927 |
87.1%
|
|
| 1 | 77 |
3.5%
|
|
| 2 | 62 |
2.8%
|
|
| 3 | 147 |
6.6%
|
|
| Sysmiss | 199 |