| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.2%
|
|
| 2 | 113 |
18%
|
|
| 3 | 3 |
0.5%
|
|
| 4 | 12 |
1.9%
|
|
| Sysmiss | 498 |