Value | Category | Cases | |
---|---|---|---|
1 | Less tha | 6 |
4.1%
|
2 | A month | 138 |
93.2%
|
3 | 6 to 12 | 4 |
2.7%
|
4 | over 12 | 0 |
0%
|
Sysmiss | 2 |