| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2159 |
94.2%
|
|
| 1 | 9 |
0.4%
|
|
| 2 | 59 |
2.6%
|
|
| 3 | 64 |
2.8%
|
|
| Sysmiss | 4788 |