| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month 1 to Month 3 | 86 |
24.8%
|
| 2 | Month 4 to Month 6 | 151 |
43.5%
|
| 3 | Month 7 to Month 9 | 107 |
30.8%
|
| 4 | Don't know | 3 |
0.9%
|
| Sysmiss | 2527 |