| Value | Category | Cases | |
|---|---|---|---|
| 1 | 3 |
1.3%
|
|
| 2 | 27 |
11.5%
|
|
| 3 | 33 |
14%
|
|
| 4 | 14 |
6%
|
|
| 5 | 15 |
6.4%
|
|
| 6 | 4 |
1.7%
|
|
| 7 | 2 |
0.9%
|
|
| 8 | 1 |
0.4%
|
|
| 9 | 2 |
0.9%
|
|
| 10 | 1 |
0.4%
|
|
| 12 | 1 |
0.4%
|
|
| Missing value | 132 |
56.2%
|