| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 17 |
2%
|
| 2 | 1 | 476 |
57.2%
|
| 3 | 2 | 52 |
6.3%
|
| 4 | 3 | 6 |
0.7%
|
| 5 | 4 | 3 |
0.4%
|
| Missing value | 278 |
33.4%
|