| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| 0 | Less than 1 Year | 0 |
0%
|
| 1 | 2 |
22.2%
|
|
| 3 | 1 |
11.1%
|
|
| 5 | 2 |
22.2%
|
|
| 10 | 1 |
11.1%
|
|
| 25 | 1 |
11.1%
|
|
| 30 | 2 |
22.2%
|
|
| Sysmiss | 119 |