| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 9 |
1%
|
| 2 | 1 | 4 |
0.4%
|
| 3 | 2 | 4 |
0.4%
|
| 4 | 3 | 1 |
0.1%
|
| 5 | 4 | 1 |
0.1%
|
| Missing value | 884 |
97.9%
|