| Value | Category | Cases | |
|---|---|---|---|
| 1 | one month or less | 1064 |
78.4%
|
| 2 | 2 months | 158 |
11.6%
|
| 3 | 3 months | 54 |
4%
|
| 4 | 4 months | 17 |
1.3%
|
| 5 | 5 months | 6 |
0.4%
|
| 6 | 6 months | 10 |
0.7%
|
| 7 | 7 months and more | 48 |
3.5%
|