| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18 |
1.1%
|
|
| 2 | 7 |
0.4%
|
|
| 3 | 3 |
0.2%
|
|
| 4 | 2 |
0.1%
|
|
| Missing value | 1585 |
98.1%
|