Value | Category | Cases | |
---|---|---|---|
1 | 1. Less than one month | 1 |
5%
|
2 | 2. At least one month but less than six months | 1 |
5%
|
3 | 3. At least six months but less than one year | 1 |
5%
|
4 | 4. At least one year but less than two years | 4 |
20%
|
5 | 5. More than two years | 13 |
65%
|
Sysmiss | 79 |