The data shows the percentage of adults in the United States who were told by a doctor in the past 12 months they had hay fever as of 2016, by region. In that year, 8.6% of respondents from the West had hay fever in the past year, compared to 5.4% of those from the Northeast.
Northeast | 5.4 |
Midwest | 5.3 |
South | 5.7 |
West | 8.6 |