| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 4 |
0.4%
|
| 2 | 2 | 10 |
1.1%
|
| 3 | 3 | 2 |
0.2%
|
| 4 | 4 | 2 |
0.2%
|
| Missing value | 890 |
98%
|