| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
0.2%
|
|
| 2 | 4 |
0.5%
|
|
| 3 | 30 |
3.7%
|
|
| 4 | 14 |
1.7%
|
|
| Missing value | 761 |
93.8%
|