West Nile virus cases in the United States from 1999 to 2016

Number of West Nile virus disease cases in the U.S. from 1999 to 2016

The data displays the number of West Nile virus disease cases in the United States from 1999 to 2016. In 2016, there were an estimated 2,149 cases of West Nile virus.

1999 62
2000 21
2001 66
2002 4156
2003 9862
2004 2539
2005 3000
2006 4269
2007 3630
2008 1356
2009 720
2010 1021
2011 712
2012 5674
2013 2469
2014 2205
2015 2175
2016 2149