| Value | Category | Cases | |
|---|---|---|---|
| 0 | 59 |
15.6%
|
|
| 1 | 218 |
57.8%
|
|
| 2 | 64 |
17%
|
|
| 3 | 33 |
8.8%
|
|
| 4 | 1 |
0.3%
|
|
| 5 | 2 |
0.5%
|
|
| Missing value | 3 |