| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
1.4%
|
|
| 1 | 132 |
38.3%
|
|
| 2 | 133 |
38.6%
|
|
| 3 | 49 |
14.2%
|
|
| 4 | 13 |
3.8%
|
|
| 5 | 8 |
2.3%
|
|
| 6 | 3 |
0.9%
|
|
| 7 | 2 |
0.6%
|
|
| Missing value | 13 |