| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 | 816 |
44.3%
|
| 2 | 2 | 18 |
1%
|
| 3 | 3 | 7 |
0.4%
|
| 4 | 4 | 2 |
0.1%
|
| 5 | 98 | 3 |
0.2%
|
| 6 | 99 | 3 |
0.2%
|
| Missing value | 995 |
54%
|