| Value | Category | Cases | |
|---|---|---|---|
| 0 | 97 |
17%
|
|
| 1 | 179 |
31.5%
|
|
| 2 | 166 |
29.2%
|
|
| 3 | 87 |
15.3%
|
|
| 4 | 34 |
6%
|
|
| 5 | 5 |
0.9%
|
|
| 7 | 1 |
0.2%
|
|
| Missing value | 53 |