| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1543 |
35.9%
|
|
| 1 | 741 |
17.2%
|
|
| 2 | 344 |
8%
|
|
| 3 | 154 |
3.6%
|
|
| 4 | 57 |
1.3%
|
|
| 5 | 16 |
0.4%
|
|
| 6 | 3 |
0.1%
|
|
| Missing value | 1441 |
33.5%
|