| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 20 | 325 |
27.1%
|
|
| 21 | 124 |
10.3%
|
|
| 22 | 72 |
6%
|
|
| 23 | 72 |
6%
|
|
| 24 | 132 |
11%
|
|
| 25 | 44 |
3.7%
|
|
| 26 | 44 |
3.7%
|
|
| 28 | 116 |
9.7%
|
|
| 29 | 44 |
3.7%
|
|
| 30 | 96 |
8%
|
|
| 31 | 36 |
3%
|
|
| 35 | 95 |
7.9%
|