| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0%
|
|
| 1 | 11 |
0.5%
|
|
| 2 | 71 |
3%
|
|
| 3 | 222 |
9.5%
|
|
| 4 | 345 |
14.7%
|
|
| 5 | 462 |
19.8%
|
|
| 6 | 88 |
3.8%
|
|
| 7 | 600 |
25.7%
|
|
| Missing value | 539 |
23%
|