| Value | Category | Cases | |
|---|---|---|---|
| 1 | Today/Less than a week ago | 42 |
20.7%
|
| 2 | A week or more ago | 20 |
9.9%
|
| 3 | A month or more ago | 86 |
42.4%
|
| 4 | A year or more ago | 55 |
27.1%
|
| Sysmiss | 3 |