| Value | Category | Cases | |
|---|---|---|---|
| 1 | 17 | 1 |
0.5%
|
| 2 | 18 | 1 |
0.5%
|
| 3 | 19 | 1 |
0.5%
|
| 4 | 20 | 2 |
0.9%
|
| 5 | 22 | 1 |
0.5%
|
| 6 | 23 | 1 |
0.5%
|
| 7 | 26 | 1 |
0.5%
|
| 8 | 27 | 1 |
0.5%
|
| 9 | 99 | 1 |
0.5%
|
| Missing value | 212 |
95.5%
|