| Value | Category | Cases | |
|---|---|---|---|
| 0 | 103 |
2.6%
|
|
| 1 | 1278 |
31.8%
|
|
| 2 | 180 |
4.5%
|
|
| 3 | 26 |
0.6%
|
|
| 4 | 4 |
0.1%
|
|
| Missing value | 2434 |
60.5%
|