| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0 | 186 |
10.1%
|
| 2 | 1 | 46 |
2.5%
|
| 3 | 98 | 15 |
0.8%
|
| 4 | 99 | 2 |
0.1%
|
| Missing value | 1595 |
86.5%
|