| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 229 |
18%
|
| 1 | 2 | 69 |
5.4%
|
| 2 | 3 | 974 |
76.5%
|
| 3 | 8 | 1 |
0.1%
|
| Sysmiss | 4 |