| Value | Category | Cases | |
|---|---|---|---|
| 0 | 0 | 12205 |
58.4%
|
| 1 | 1 | 7877 |
37.7%
|
| 2 | 2 | 766 |
3.7%
|
| 3 | 3 | 36 |
0.2%
|
| 4 | 4 | 2 |
0%
|
| 5 | 1 |
0%
|
|
| 99 | Unspecified | 21 |
0.1%
|