Layer Estimates:

Layer: counties (ID:0)
Count: 202
Extent:

XMin: 239854.8745
YMin: 4021335.1522
XMax: 730012.1559
YMax: 4793492.3338
Spatial Reference: PROJCS["Illinois Trans Merc",GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-89.3],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]