| Value | Category | Cases | |
|---|---|---|---|
| 1 | 4 |
1.2%
|
|
| 2 | 14 |
4%
|
|
| 3 | 17 |
4.9%
|
|
| 4 | 19 |
5.5%
|
|
| 5 | 38 |
11%
|
|
| 6 | 21 |
6.1%
|
|
| 7 | 15 |
4.3%
|
|
| 8 | 24 |
6.9%
|
|
| 9 | 14 |
4%
|
|
| 10 | 11 |
3.2%
|
|
| 11 | 7 |
2%
|
|
| 12 | 2 |
0.6%
|
|
| 13 | 4 |
1.2%
|
|
| 14 | 3 |
0.9%
|
|
| 15 | 1 |
0.3%
|
|
| 19 | 1 |
0.3%
|
|
| 20 | 1 |
0.3%
|
|
| Missing value | 150 |
43.4%
|