| Value | Category | Cases | |
|---|---|---|---|
| 1 | within the past year | 20 |
27.4%
|
| 2 | within the past 2 years | 12 |
16.4%
|
| 3 | within the past 3 years | 15 |
20.5%
|
| 4 | within the past 5 years | 8 |
11%
|
| 5 | 5 or more years ago | 17 |
23.3%
|
| 77 | don't know | 1 |
1.4%
|
| Sysmiss | 1695 |