| Value | Category | Cases | |
|---|---|---|---|
| 0 | 538 |
83.9%
|
|
| 1 | 29 |
4.5%
|
|
| 2 | 52 |
8.1%
|
|
| 3 | 14 |
2.2%
|
|
| 4 | 5 |
0.8%
|
|
| 5 | 2 |
0.3%
|
|
| Missing value | 1 |
0.2%
|