Ten largest outbreaks of RVF in humans since year 2000
| Year | Location | No of cases | No of fatalities |
| 2000 | Yemen | 1087 | 121 |
| 2007 | Sudan | 738 | 230 |
| 2006 | Kenya | 684 | 234 |
| 2000 | Saudi Arabia | 516 | 87 |
| 2006 | Tanzania | 264 | 109 |
| 2010 | Republic of South Africa | 237 | 26 |
| 2008 | Madagascar | 236 | 7 |
| 2003 | Egypt | 148 | 27 |
| 2006 | Somalia | 114 | 51 |
| 2016 | Republic of Niger | 105 | 28 |
Source: WHO reported data: https://www.who.int/news-room/fact-sheets/detail/rift-valley-fever
RVF, rift valley fever.