| Value | Category | Cases | |
|---|---|---|---|
| 0 | 169 |
22.9%
|
|
| 1 | 545 |
73.7%
|
|
| 2 | 24 |
3.2%
|
|
| 3 | 1 |
0.1%
|
|
| Missing value | 31 |