| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 |
0.4%
|
|
| 1 | 242 |
5.6%
|
|
| 2 | 344 |
8%
|
|
| 3 | 262 |
6.1%
|
|
| 4 | 106 |
2.5%
|
|
| 5 | 74 |
1.7%
|
|
| 6 | 10 |
0.2%
|
|
| 7 | 51 |
1.2%
|
|
| Missing value | 3194 |
74.3%
|