| Value | Category | Cases | |
|---|---|---|---|
| 0 | 885 |
87.6%
|
|
| 1 | 82 |
8.1%
|
|
| 2 | 35 |
3.5%
|
|
| 3 | 3 |
0.3%
|
|
| 4 | 4 |
0.4%
|
|
| 6 | 1 |
0.1%
|
|
| Missing value | 565 |