The number of autochthonous, or locally acquired chikungunya cases increased by more than 50,000, according to new data published by the Pan American Health Organization Friday.

Aedes albopictus female mosquito feeding on a human host/James Gathany

The new tally stands at 714,744 suspected and confirmed cases. Nearly 38,000 new cases were reported from the Dominican Republic, which now reports more than 467,000 locally acquired cases.

El Salvador saw a doubling of chikungunya local transmission during the past week going from approximately 8,000 to 16,000 cases.

Other countries reporting large numbers of chikungunya include Guadeloupe (77,240), Haiti (64,695) and Martinique (61,860).

In the United States, the number of travel associated chikungunya cases near 1,000, with New York and Florida accounting for more than 40% of cases.

Related: More Americans being tested for chikungunya, more are testing positive: Quest Diagnostics study

As of September 9, a total of 934 chikungunya virus disease cases have been reported to ArboNET from U.S. states. Eight locally-transmitted cases have been reported from Florida

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