| Value | Category | Cases | |
|---|---|---|---|
| 1 | less than one week | 19 |
10%
|
| 2 | less than three months | 58 |
30.5%
|
| 3 | between three and six months | 37 |
19.5%
|
| 4 | six months or more | 76 |
40%
|