| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 |
0.5%
|
|
| 2 | 10 |
2.7%
|
|
| 3 | 5 |
1.4%
|
|
| 4 | 3 |
0.8%
|
|
| 5 | 6 |
1.6%
|
|
| 6 | 3 |
0.8%
|
|
| 17 | 1 |
0.3%
|
|
| Missing value | 337 |
91.8%
|