| Value | Category | Cases | |
|---|---|---|---|
| 1 | 22 |
1.6%
|
|
| 2 | 7 |
0.5%
|
|
| 3 | 1 |
0.1%
|
|
| 4 | 4 |
0.3%
|
|
| 7 | 1 |
0.1%
|
|
| Missing value | 1314 |
97.4%
|