| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 16 |
0.4%
|
| 2 | 2 | 37 |
0.8%
|
| 3 | 3 | 144 |
3.2%
|
| 4 | 4 | 97 |
2.2%
|
| 5 | 5 | 71 |
1.6%
|
| 6 | 6 | 27 |
0.6%
|
| 7 | 98 | 34 |
0.8%
|
| Missing value | 4019 |
90.4%
|