| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 170 |
15.2%
|
| 2 | 1 | 301 |
26.9%
|
| 3 | 2 | 82 |
7.3%
|
| 4 | 3 | 14 |
1.3%
|
| 5 | 4 | 4 |
0.4%
|
| Missing value | 548 |
49%
|