| Value | Category | Cases | |
|---|---|---|---|
| 1 | lowest 20% | 2438 |
23.7%
|
| 2 | 2nd | 2062 |
20.1%
|
| 3 | 3rd | 2128 |
20.7%
|
| 4 | 4th | 1964 |
19.1%
|
| 5 | highest 20% | 1691 |
16.4%
|
| Sysmiss | 497 |