| Value | Category | Cases | |
|---|---|---|---|
| 1 | Within the last 12 months | 1466 |
5.8%
|
| 2 | 1 - 2 years ago | 940 |
3.7%
|
| 3 | 2 - 3 years ago | 751 |
3%
|
| 4 | More than 3 years ago | 2305 |
9.2%
|
| 5 | Never | 19708 |
78.3%
|