| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 69 |
3.9%
|
| 2 | 2 | 34 |
1.9%
|
| 3 | 3 | 2 |
0.1%
|
| 4 | 4 | 1 |
0.1%
|
| 5 | 6 | 1 |
0.1%
|
| 6 | 10 | 1 |
0.1%
|
| Missing value | 1670 |
93.9%
|