| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1172 |
78%
|
|
| 1 | 289 |
19.2%
|
|
| 2 | 32 |
2.1%
|
|
| 3 | 10 |
0.7%
|
|
| Sysmiss | 92 |