| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18 |
0.5%
|
|
| 1 | 139 |
3.9%
|
|
| 2 | 373 |
10.5%
|
|
| 3 | 684 |
19.3%
|
|
| 4 | 178 |
5%
|
|
| 5 | 162 |
4.6%
|
|
| Missing value | 1992 |
56.2%
|