| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 7 |
0.7%
|
| 2 | 2 | 36 |
3.8%
|
| 3 | 3 | 3 |
0.3%
|
| 4 | 6 | 1 |
0.1%
|
| 5 | 10 | 3 |
0.3%
|
| 6 | 12 | 1 |
0.1%
|
| 7 | 28 | 1 |
0.1%
|
| Missing value | 898 |
94.5%
|