| Value | Category | Cases | |
|---|---|---|---|
| 0 | 856 |
26.9%
|
|
| 1 | 676 |
21.3%
|
|
| 2 | 220 |
6.9%
|
|
| 3 | 39 |
1.2%
|
|
| 4 | 9 |
0.3%
|
|
| 5 | 2 |
0.1%
|
|
| 7 | 1 |
0%
|
|
| Missing value | 1377 |
43.3%
|