| Value | Category | Cases | |
|---|---|---|---|
| 1 | 0-11 months | 151 |
18.5%
|
| 2 | 12-23 months | 165 |
20.2%
|
| 3 | 24-35 months | 168 |
20.6%
|
| 4 | 36-47 months | 174 |
21.3%
|
| 5 | 48-59 months | 159 |
19.5%
|
| Sysmiss | 20 |