| Value | Category | Cases | |
|---|---|---|---|
| 0 | 78 |
6.9%
|
|
| 1 | 835 |
74.2%
|
|
| 2 | 171 |
15.2%
|
|
| 3 | 37 |
3.3%
|
|
| 4 | 4 |
0.4%
|
|
| 5 | 1 |
0.1%
|
|
| Missing value | 20 |