| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
0.3%
|
|
| 1 | 18 |
5.6%
|
|
| 2 | 18 |
5.6%
|
|
| 3 | 27 |
8.4%
|
|
| 4 | 21 |
6.5%
|
|
| 5 | 16 |
5%
|
|
| 6 | 13 |
4%
|
|
| 7 | 8 |
2.5%
|
|
| 8 | 11 |
3.4%
|
|
| 9 | 5 |
1.6%
|
|
| 10 | 9 |
2.8%
|
|
| 11 | 1 |
0.3%
|
|
| 12 | 2 |
0.6%
|
|
| 13 | 2 |
0.6%
|
|
| 14 | 2 |
0.6%
|
|
| 18 | 1 |
0.3%
|
|
| 20 | 5 |
1.6%
|
|
| Missing value | 162 |
50.3%
|