| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 10% | 318 |
4.6%
|
| 2 | 10% to 25% | 1334 |
19.1%
|
| 3 | 26% to 50% | 1488 |
21.3%
|
| 4 | 51% to 75% | 462 |
6.6%
|
| 5 | More than 75% | 333 |
4.8%
|
| 6 | Refuse to answer | 3048 |
43.6%
|
| Sysmiss | 22119 |