| Value | Category | Cases | |
|---|---|---|---|
| 1 | 132 |
5.5%
|
|
| 2 | 281 |
11.8%
|
|
| 3 | 190 |
8%
|
|
| 4 | 61 |
2.6%
|
|
| 5 | 29 |
1.2%
|
|
| 6 | 4 |
0.2%
|
|
| 7 | 54 |
2.3%
|
|
| Missing value | 1632 |
68.5%
|