Cumulative 2011 Data as of 3 am, Apr 17, 2012*
These data are considered the final 2011 data as of April 17,2012.
Cumulative Dead Bird Infections by Local Jurisdiction - Illinois, 2011
| Champaign County | 1 |
| Cook County | 15 |
| La Salle County | 2 |
| Lake County | 1 |
| Will County | 1 |
| Winnebago County | 1 |
Cumulative Total Entire State: 21
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