| Value | Category | Cases | |
|---|---|---|---|
| 1 | Within the last 12 months | 415 |
1.6%
|
| 2 | 1 - 2 years ago | 307 |
1.2%
|
| 3 | 2 - 3 years ago | 362 |
1.4%
|
| 4 | More than 3 years ago | 1451 |
5.8%
|
| 5 | Never | 22625 |
89.9%
|