| Value | Category | Cases | |
|---|---|---|---|
| 0 | 303 |
18.8%
|
|
| 1 | 909 |
56.3%
|
|
| 2 | 361 |
22.4%
|
|
| 3 | 34 |
2.1%
|
|
| 4 | 3 |
0.2%
|
|
| Missing value | 5 |
0.3%
|