Ebola Virus History
The history of the Ebola virus is believed to date back to the beginning of our planet, though it was only first discovered in 1976. A clue that indicates an ancient origin is that the molecule’s genetic code is one of the most primitive and ancient having a single strand of RNA. The Hot Zone
2014 Ebola Outbreak in West Africa: The most recent outbreak information
Below is a chart of past outbreaks from CDC
Table: Chronology of major Ebola haemorrhagic fever outbreaks (as of May 2012)
Year | Country | Virus subtype | Cases | Deaths | Case fatality |
2011 | Uganda | Ebola Sudan | 1 | 1 | 100% |
2008 | Democratic Republic of Congo | Ebola Zaire | 32 | 14 | 44% |
2007 | Uganda | Ebola Bundibugyo | 149 | 37 | 25% |
2007 | Democratic Republic of Congo | Ebola Zaire | 264 | 187 | 71% |
2005 | Congo | Ebola Zaire | 12 | 10 | 83% |
2004 | Sudan | Ebola Sudan | 17 | 7 | 41% |
2003 | Congo | Ebola Zaire | 35 | 29 | 83% |
(Nov-Dec) | |||||
2003 | Congo | Ebola Zaire | 143 | 128 | 90% |
(Jan-Apr) | |||||
2001-2002 | Congo | Ebola Zaire | 59 | 44 | 75% |
2001-2002 | Gabon | Ebola Zaire | 65 | 53 | 82% |
2000 | Uganda | Ebola Sudan | 425 | 224 | 53% |
1996 | South Africa (ex-Gabon) | Ebola Zaire | 1 | 1 | 100% |
1996 | Gabon | Ebola Zaire | 60 | 45 | 75% |
(Jul-Dec) | |||||
1996 | Gabon | Ebola Zaire | 31 | 21 | 68% |
(Jan-Apr) | |||||
1995 | Democratic Republic of Congo | Ebola Zaire | 315 | 254 | 81% |
1994 | Cote d’Ivoire | Ebola Ivory Coast | 1 | 0 | 0% |
1994 | Gabon | Ebola Zaire | 52 | 31 | 60% |
1979 | Sudan | Ebola Sudan | 34 | 22 | 65% |
1977 | Democratic Republic of Congo | Ebola Zaire | 1 | 1 | 100% |
1976 | Sudan | Ebola Sudan | 284 | 151 | 53% |
1976 | Democratic Republic of Congo | Ebola Zaire | 318 | 280 | 88% |
The Ebola Zaire strain