| Value | Category | Cases | |
|---|---|---|---|
| 1 | 18 |
9.5%
|
|
| 2 | 62 |
32.8%
|
|
| 3 | 36 |
19%
|
|
| 4 | 16 |
8.5%
|
|
| 6 | 17 |
9%
|
|
| 7 | 4 |
2.1%
|
|
| 8 | 12 |
6.3%
|
|
| 9 | 15 |
7.9%
|
|
| 11 | 1 |
0.5%
|
|
| 12 | 1 |
0.5%
|
|
| 15 | 1 |
0.5%
|
|
| 16 | 1 |
0.5%
|
|
| 18 | 2 |
1.1%
|
|
| 20 | 1 |
0.5%
|
|
| 21 | 2 |
1.1%
|
|
| Missing value | 14 |