| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 |
0.2%
|
|
| 1 | 28 |
1.7%
|
|
| 2 | 70 |
4.3%
|
|
| 3 | 14 |
0.9%
|
|
| Missing value | 1495 |
92.9%
|