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State Detection Table
| State/Province | County | Year Detected |
|---|---|---|
| Michigan | Gratiot | 2004 |
| Michigan | Hillsdale | 2004 |
| Michigan | Houghton | 2008 |
| Michigan | Huron | 2005 |
| Michigan | Ingham | 2003 |
| Michigan | Ionia | 2005 |
| Michigan | Iosco | 2004 |
| Michigan | Isabella | 2005 |
| Michigan | Jackson | 2003 |
| Michigan | Kalamazoo | 2006 |