| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1754 |
11.6%
|
|
| 1 | 13091 |
86.3%
|
|
| 2 | 269 |
1.8%
|
|
| 3 | 57 |
0.4%
|
|
| 4 | 4 |
0%
|
|
| Sysmiss | 107 |