| Value | Category | Cases | |
|---|---|---|---|
| 0 | 717 |
61.2%
|
|
| 1 | 250 |
21.3%
|
|
| 2 | 171 |
14.6%
|
|
| 3 | 32 |
2.7%
|
|
| 4 | 1 |
0.1%
|
|
| Missing value | 221 |