| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 818 |
73.1%
|
| 2 | 1 | 146 |
13%
|
| 3 | 2 | 26 |
2.3%
|
| 4 | 3 | 3 |
0.3%
|
| Missing value | 126 |
11.3%
|