| Value | Category | Cases | |
|---|---|---|---|
| 1 | 307 |
7.8%
|
|
| 2 | 270 |
6.9%
|
|
| 3 | 24 |
0.6%
|
|
| 4 | 4 |
0.1%
|
|
| 6 | 105 |
2.7%
|
|
| Missing value | 3230 |
82%
|