| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. yesterday | 0 |
0%
|
| 2 | 2. in the past week | 1 |
4.5%
|
| 3 | 3. in the past month | 7 |
31.8%
|
| 4 | 4. in the past year | 8 |
36.4%
|
| 5 | 5. more than a year ago | 6 |
27.3%
|
| Sysmiss | 1541 |