| Value | Category | Cases | |
|---|---|---|---|
| 1 | Years | 1580 |
88.5%
|
| 2 | Months | 140 |
7.8%
|
| 3 | Weeks | 13 |
0.7%
|
| 4 | Days | 10 |
0.6%
|
| 5 | Less Than 1 Day | 0 |
0%
|
| 7 | Don`t Know | 39 |
2.2%
|
| 9 | Refused | 3 |
0.2%
|
| Sysmiss | 6055 |