| Value | Category | Cases | |
|---|---|---|---|
| 0 | 246 |
45.5%
|
|
| 1 | 88 |
16.3%
|
|
| 2 | 18 |
3.3%
|
|
| 3 | 10 |
1.8%
|
|
| 4 | 5 |
0.9%
|
|
| 5 | 2 |
0.4%
|
|
| 8 | 1 |
0.2%
|
|
| 10 | 1 |
0.2%
|
|
| Missing value | 170 |
31.4%
|