| Value | Category | Cases | |
|---|---|---|---|
| 4 | 5 |
0.6%
|
|
| 10 | 33 |
4.1%
|
|
| 11 | 136 |
17.1%
|
|
| 12 | 82 |
10.3%
|
|
| 13 | 102 |
12.8%
|
|
| 14 | 150 |
18.8%
|
|
| 15 | 137 |
17.2%
|
|
| 16 | 3 |
0.4%
|
|
| 19 | 4 |
0.5%
|
|
| 21 | 1 |
0.1%
|
|
| Missing value | 144 |
18.1%
|