| Value | Category | Cases | |
|---|---|---|---|
| 0 | 6 |
0.1%
|
|
| 1 | 104 |
2.4%
|
|
| 2 | 460 |
10.7%
|
|
| 3 | 508 |
11.8%
|
|
| 4 | 174 |
4%
|
|
| 5 | 163 |
3.8%
|
|
| 6 | 43 |
1%
|
|
| 7 | 261 |
6.1%
|
|
| Missing value | 2580 |
60%
|