| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 |
0.1%
|
|
| 2 | 3 |
0.4%
|
|
| 3 | 12 |
1.5%
|
|
| 4 | 16 |
2.1%
|
|
| 5 | 7 |
0.9%
|
|
| 6 | 3 |
0.4%
|
|
| 7 | 3 |
0.4%
|
|
| 8 | 4 |
0.5%
|
|
| 9 | 1 |
0.1%
|
|
| Missing value | 730 |
93.6%
|