| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, never | 3 |
0.6%
|
| 2 | Yes, <10 mnths | 493 |
99.2%
|
| 3 | Yes, <1 week | 0 |
0%
|
| 4 | Yes, <1 mnth | 0 |
0%
|
| 5 | Yes, >1 month | 0 |
0%
|
| 8 | Unknown | 1 |
0.2%
|
| Sysmiss | 1084 |