| Value | Category | Cases | |
|---|---|---|---|
| 0 | 80 |
1.7%
|
|
| 1 | 616 |
13.2%
|
|
| 4 | 28 |
0.6%
|
|
| 24 | 68 |
1.5%
|
|
| 28 | 264 |
5.7%
|
|
| Missing value | 3604 |
77.3%
|