Figure 1. Ebola hemorrhagic fever outbreaks in Africa since discovery in 1976.
Maps depicting documented outbreaks of Ebola hemorrhagic fever in Africa for the last five decades. 1970s – five documented outbreaks; 1980s – no reported outbreaks; 1990s – six confirmed outbreaks; 2000s – 10 documented outbreaks; 2010s – so far five confirmed outbreaks.
BEBOV: Bundibugyo ebolavirus; SEBOV: Sudan ebolavirus; TFEBOV: Taï forest ebolavirus; X: outbreak location; ZEBOV: Zaire ebolavirus.