| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2521 |
93.2%
|
|
| 1 | 172 |
6.4%
|
|
| 2 | 4 |
0.1%
|
|
| 3 | 4 |
0.1%
|
|
| 4 | 1 |
0%
|
|
| 7 | Missing | 2 |
0.1%
|