| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 month | 103 |
5.8%
|
| 2 | 2 month | 18 |
1%
|
| 3 | 3 month | 4 |
0.2%
|
| 4 | 4 month | 6 |
0.3%
|
| 5 | 5 month | 7 |
0.4%
|
| 6 | 6 month | 6 |
0.3%
|
| Missing value | 1634 |
91.9%
|