| Value | Category | Cases | |
|---|---|---|---|
| 1 | coast | 825 |
15.3%
|
| 2 | north eastern | 251 |
4.7%
|
| 3 | eastern | 733 |
13.6%
|
| 4 | central | 596 |
11%
|
| 5 | rift valley | 1549 |
28.7%
|
| 7 | western | 572 |
10.6%
|
| 8 | nyanza | 725 |
13.4%
|
| 9 | nairobi | 143 |
2.7%
|