| Value | Category | Cases | |
|---|---|---|---|
| 0 | 7107 |
45.7%
|
|
| 1 | 3186 |
20.5%
|
|
| 2 | 5141 |
33.1%
|
|
| 8 | 108 |
0.7%
|
|
| Sysmiss | 4518 |