| Value | Category | Cases | |
|---|---|---|---|
| 1 | During last 12 months | 1956 |
27.4%
|
| 2 | 2 years ago | 1269 |
17.8%
|
| 3 | 3 years ago | 821 |
11.5%
|
| 4 | 4 years ago | 448 |
6.3%
|
| 5 | 5 years ago | 483 |
6.8%
|
| 6 | More than 5 years ago | 2166 |
30.3%
|
| Sysmiss | 10550 |