| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18 |
0.9%
|
|
| 1 | 940 |
46%
|
|
| 2 | 720 |
35.2%
|
|
| 98 | 51 |
2.5%
|
|
| Missing value | 314 |
15.4%
|