| Value | Category | Cases | |
|---|---|---|---|
| 0 | 384 |
31.6%
|
|
| 1 | 558 |
46%
|
|
| 2 | 202 |
16.6%
|
|
| 3 | 61 |
5%
|
|
| 4 | 9 |
0.7%
|
|
| Missing value | 1014 |