| Value | Category | Cases | |
|---|---|---|---|
| 0 | 166 |
95.4%
|
|
| 1 | 1 |
0.6%
|
|
| 2 | 2 |
1.1%
|
|
| 7 | 2 |
1.1%
|
|
| Missing value | 3 |
1.7%
|