| Value | Category | Cases | |
|---|---|---|---|
| 0 | 553 |
47.2%
|
|
| 1 | 330 |
28.2%
|
|
| 2 | 231 |
19.7%
|
|
| 3 | 51 |
4.4%
|
|
| 4 | 6 |
0.5%
|
|
| Missing value | 221 |