| Value | Category | Cases | |
|---|---|---|---|
| 1 | within the past year | 103 |
52.8%
|
| 2 | within the past 2 years | 23 |
11.8%
|
| 3 | within the past 3 years | 25 |
12.8%
|
| 4 | within the past 5 years | 15 |
7.7%
|
| 5 | 5 or more years ago | 27 |
13.8%
|
| 77 | don't know | 2 |
1%
|
| Sysmiss | 1573 |