| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 |
0.9%
|
|
| 1 | 291 |
44.8%
|
|
| 2 | 69 |
10.6%
|
|
| 3 | 7 |
1.1%
|
|
| 4 | 2 |
0.3%
|
|
| 5 | 1 |
0.2%
|
|
| Missing value | 273 |
42.1%
|