| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1317 |
66.4%
|
|
| 1 | 520 |
26.2%
|
|
| 2 | 138 |
7%
|
|
| 3 | 7 |
0.4%
|
|
| Sysmiss | 18 |