| Value | Category | Cases | |
|---|---|---|---|
| 0 | 54 |
3.3%
|
|
| 1 | 149 |
9.2%
|
|
| 2 | 247 |
15.3%
|
|
| 3 | 259 |
16%
|
|
| 4 | 119 |
7.4%
|
|
| 5 | 61 |
3.8%
|
|
| 6 | 15 |
0.9%
|
|
| 7 | 41 |
2.5%
|
|
| Missing value | 671 |
41.5%
|