| Chalatenango |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 06/1998 |
1 |
1 |
| Annual total |
1 |
|
| La Paz |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 04/1998 |
3 |
3 |
| Annual total |
3 |
|
| La Unión |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 03/1998 |
1 |
1 |
| 05/1998 |
1 |
1 |
| Annual total |
2 |
|
| Morazán |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 02/1998 |
1 |
1 |
| Annual total |
1 |
|
| San Miguel |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 03/1998 |
1 |
1 |
| 09/1998 |
2 |
2 |
| Annual total |
3 |
|
| San Vicente |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 06/1998 |
1 |
1 |
| 09/1998 |
3 |
3 |
| Annual total |
4 |
|
| Santa Ana |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 06/1998 |
1 |
1 |
| Annual total |
1 |
|
| Usulután |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 06/1998 |
3 |
3 |
| Annual total |
3 |
|
|
|