| Value | Category | Cases | |
|---|---|---|---|
| 0 | 928 |
21.6%
|
|
| 1 | 335 |
7.8%
|
|
| 2 | 229 |
5.3%
|
|
| 3 | 107 |
2.5%
|
|
| 4 | 40 |
0.9%
|
|
| 5 | 23 |
0.5%
|
|
| 6 | 8 |
0.2%
|
|
| 7 | 34 |
0.8%
|
|
| Missing value | 2595 |
60.4%
|