| Value | Category | Cases | |
|---|---|---|---|
| 0 | 365 |
63.9%
|
|
| 1 | 42 |
7.4%
|
|
| 2 | 76 |
13.3%
|
|
| 3 | 35 |
6.1%
|
|
| 4 | 21 |
3.7%
|
|
| 5 | 4 |
0.7%
|
|
| 6 | 1 |
0.2%
|
|
| 7 | 27 |
4.7%
|
|
| Missing value | 557 |