| Value | Category | Cases | |
|---|---|---|---|
| 0 | 34 |
7.2%
|
|
| 1 | 115 |
24.4%
|
|
| 2 | 108 |
22.9%
|
|
| 3 | 106 |
22.5%
|
|
| 4 | 55 |
11.7%
|
|
| 5 | 35 |
7.4%
|
|
| 6 | 15 |
3.2%
|
|
| 7 | 3 |
0.6%
|
|
| Missing value | 1104 |