| Period (days) | Numbers(n) | Percentage (%) |
| 0 - 1 | 3 | 3.30 |
| 2 - 6 | 6 | 6.59 |
| 7 - 14 | 10 | 10.99 |
| 21 - 30 | 15 | 16.48 |
| 60 - 90 | 39 | 42.86 |
| 120 - 180 | 10 | 10.99 |
| 210 - 330 | 3 | 3.30 |