| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 |
1.2%
|
|
| 2 | 10 |
3.1%
|
|
| 3 | 271 |
83.4%
|
|
| 4 | 40 |
12.3%
|
|
| Sysmiss | 1 |