| Value | Category | Cases | |
|---|---|---|---|
| 1 | one month or less | 83 |
60.6%
|
| 2 | 2 months | 26 |
19%
|
| 3 | 3 months | 14 |
10.2%
|
| 4 | 4 months | 2 |
1.5%
|
| 5 | 5 months | 3 |
2.2%
|
| 6 | 6 months | 0 |
0%
|
| 7 | 7 months and more | 9 |
6.6%
|