Table 2. Cases of cucurbit downy mildew and number of counties with reported cases in the Cucurbit Integrated Pest Management Pest Information for Extension and Education project database and the final epidemic area in the week ending July 31 in each epidemic year.
| Year | Number of states affected | Number of counties affected | Number of disease reports | Final epidemic area (×108 km2) |
|---|---|---|---|---|
| 2008 | 15 | 53 | 102 | 4.96 |
| 2009 | 22 | 107 | 175 | 6.44 |
| 2010 | 15 | 68 | 141 | 6.32 |
| 2011 | 15 | 51 | 92 | 5.53 |
| 2012 | 17 | 85 | 183 | 4.16 |
| 2013 | 18 | 98 | 182 | 4.94 |
| 2014 | 13 | 41 | 71 | 4.41 |