| Ahuachapán |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 10/1999 |
1 |
1 |
| Annual total |
1 |
|
| Cabañas |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 05/1999 |
1 |
1 |
| 06/1999 |
7 |
7 |
| 07/1999 |
7 |
7 |
| 08/1999 |
1 |
1 |
| Annual total |
16 |
|
| Chalatenango |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 01/1999 |
1 |
1 |
| 06/1999 |
8 |
8 |
| 07/1999 |
3 |
3 |
| 08/1999 |
1 |
1 |
| 09/1999 |
2 |
2 |
| Annual total |
15 |
|
| Cuscatlán |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 06/1999 |
1 |
1 |
| Annual total |
1 |
|
| La Libertad |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 06/1999 |
2 |
2 |
| 10/1999 |
1 |
1 |
| Annual total |
3 |
|
| La Paz |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 02/1999 |
1 |
1 |
| 06/1999 |
1 |
1 |
| 08/1999 |
1 |
1 |
| 09/1999 |
1 |
1 |
| Annual total |
4 |
|
| La Unión |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 01/1999 |
1 |
1 |
| 04/1999 |
1 |
1 |
| 05/1999 |
1 |
1 |
| 06/1999 |
8 |
8 |
| 07/1999 |
4 |
4 |
| 08/1999 |
1 |
1 |
| 09/1999 |
4 |
4 |
| 10/1999 |
1 |
1 |
| Annual total |
21 |
|
| Morazán |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 01/1999 |
1 |
1 |
| 02/1999 |
1 |
1 |
| 03/1999 |
1 |
1 |
| 05/1999 |
7 |
7 |
| 06/1999 |
3 |
3 |
| Annual total |
13 |
|
| San Miguel |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 03/1999 |
1 |
1 |
| 05/1999 |
4 |
4 |
| 06/1999 |
3 |
3 |
| 08/1999 |
1 |
1 |
| 11/1999 |
1 |
1 |
| 12/1999 |
1 |
1 |
| Annual total |
11 |
|
| San Salvador |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 07/1999 |
3 |
3 |
| Annual total |
3 |
|
| San Vicente |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 06/1999 |
2 |
2 |
| 07/1999 |
2 |
2 |
| 09/1999 |
1 |
1 |
| Annual total |
5 |
|
| Santa Ana |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 01/1999 |
2 |
2 |
| 02/1999 |
1 |
1 |
| 03/1999 |
1 |
1 |
| 04/1999 |
3 |
3 |
| 05/1999 |
5 |
5 |
| 06/1999 |
7 |
7 |
| 07/1999 |
1 |
1 |
| 08/1999 |
1 |
1 |
| 10/1999 |
2 |
2 |
| 11/1999 |
1 |
1 |
| Annual total |
24 |
|
| Sonsonate |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 02/1999 |
1 |
1 |
| 06/1999 |
3 |
3 |
| 07/1999 |
5 |
5 |
| 08/1999 |
1 |
1 |
| 11/1999 |
1 |
1 |
| Annual total |
11 |
|
| Usulatán |
| Month |
Number of new
outbreaks in month |
Total number of
outbreaks in month |
| 12/1999 |
1 |
1 |
| Annual total |
1 |
|
|
|