| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1-5 Years | 152 |
10.1%
|
| 2 | 11-25 Years | 70 |
4.7%
|
| 3 | 5-10 Years | 180 |
12%
|
| 4 | Never | 355 |
23.6%
|
| 5 | No answer | 709 |
47.1%
|
| 6 | Within 1 year | 38 |
2.5%
|
| Sysmiss | 1580 |