| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-5 | 2229 |
10.2%
|
| 2 | 6-11 | 1836 |
8.4%
|
| 3 | 12-23 | 3610 |
16.5%
|
| 4 | 24-35 | 4436 |
20.3%
|
| 5 | 36-47 | 4797 |
21.9%
|
| 6 | 48-59 | 4901 |
22.4%
|
| Sysmiss | 51 |
0.2%
|