| Value | Category | Cases | |
|---|---|---|---|
| 1 | 170 |
4.3%
|
|
| 2 | 507 |
12.9%
|
|
| 5 | 3 |
0.1%
|
|
| 6 | 5 |
0.1%
|
|
| 8 | 3 |
0.1%
|
|
| 9 | 1 |
0%
|
|
| 99 | 21 |
0.5%
|
|
| Missing value | 3230 |
82%
|