| Value | Category | Cases | |
|---|---|---|---|
| 0 | 169 |
25.7%
|
|
| 1 | 181 |
27.5%
|
|
| 2 | 146 |
22.2%
|
|
| 3 | 96 |
14.6%
|
|
| 4 | 40 |
6.1%
|
|
| 5 | 15 |
2.3%
|
|
| 6 | 7 |
1.1%
|
|
| 7 | 1 |
0.2%
|
|
| 8 | 3 |
0.5%
|
|
| Missing value | 11 |