| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3431 |
94.2%
|
|
| 1 | 148 |
4.1%
|
|
| 2 | 53 |
1.5%
|
|
| 3 | 10 |
0.3%
|
|
| 4 | 1 |
0%
|
|
| Sysmiss | 4 |