Figure 3.

The circulation of the four dengue virus serotypes and of Zika and chikungunya viruses in French Polynesia, 1944–2017

CHIKV: chikungunya virus; DENV: dengue virus; ZIKV: Zika virus.

Bright colours indicate epidemic periods and pale colours indicate inter-epidemic periods with presence of circulating virus.

Epidemic periods in French Polynesia are defined by the detection of a minimum of 10 positive dengue cases per week during at least two consecutive weeks.

Source [4-10,13];