| Value | Category | Cases | |
|---|---|---|---|
| 1 | A week or less | 104 |
28.1%
|
| 2 | More than a week but less than a month | 58 |
15.7%
|
| 3 | One to six months | 52 |
14.1%
|
| 4 | Seven to eleven months | 17 |
4.6%
|
| 5 | One to five years | 71 |
19.2%
|
| 6 | More than 5 years | 68 |
18.4%
|
| Sysmiss | 13435 |