| Value | Category | Cases | |
|---|---|---|---|
| 0 | 148 |
42.5%
|
|
| 1 | 108 |
31%
|
|
| 2 | 69 |
19.8%
|
|
| 3 | 15 |
4.3%
|
|
| 4 | 3 |
0.9%
|
|
| 5 | 3 |
0.9%
|
|
| 6 | 2 |
0.6%
|
|
| Missing value | 58 |