| Value | Category | Cases | |
|---|---|---|---|
| 0 | 403 |
33.3%
|
|
| 1 | 533 |
44%
|
|
| 2 | 214 |
17.7%
|
|
| 3 | 51 |
4.2%
|
|
| 4 | 8 |
0.7%
|
|
| 5 | 2 |
0.2%
|
|
| Missing value | 1017 |