| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2617 |
91.3%
|
|
| 1 | 243 |
8.5%
|
|
| 2 | 6 |
0.2%
|
|
| 8 | 1 |
0%
|
|
| Sysmiss | 1 |