Layer Estimates:

Layer: ChicagoMiddle (ID:0)
Count: 5
Extent:

XMin: -9754736.72657369
YMin: 5119843.56446916
XMax: -9747530.44024206
YMax: 5124952.61926162
Spatial Reference: 102100 (3857)

Layer: ChicagoMiddle2 (ID:1)
Count: 5
Extent:

XMin: -9754736.72657369
YMin: 5119843.56446916
XMax: -9747530.44024206
YMax: 5124952.61926162
Spatial Reference: 102100 (3857)

Layer: ChicagoSimSearch20 (ID:2)
Count: 25
Extent:

XMin: -10027094.8905841
YMin: 3332155.94258606
XMax: -8359542.86221028
YMax: 5137804.76589115
Spatial Reference: 102100 (3857)

Layer: CookCounty (ID:3)
Count: 1
Extent:

XMin: -9825464.23560699
YMin: 5081873.02286594
XMax: -9697170.81485607
YMax: 5184120.92157165
Spatial Reference: 102100 (3857)

Layer: ChicagoTracts (ID:4)
Count: 1318
Extent:

XMin: -9832379.4926879
YMin: 5079352.81920611
XMax: -9734343.50212636
YMax: 5188402.17174486
Spatial Reference: 102100 (3857)

Layer: ChicagoDuals (ID:5)
Count: 238
Extent:

XMin: -9832312.31614305
YMin: 5080171.989852
XMax: -9734343.50212636
YMax: 5188402.17174486
Spatial Reference: 102100 (3857)

Layer: ChicagoTri (ID:6)
Count: 16
Extent:

XMin: -9829040.96981522
YMin: 5121336.41659441
XMax: -9749943.56360357
YMax: 5185000.99881087
Spatial Reference: 102100 (3857)

Layer: AshburnTracts (ID:7)
Count: 8
Extent:

XMin: -9767583.71473063
YMin: 5120647.77126546
XMax: -9759425.21505369
YMax: 5125505.76065565
Spatial Reference: 102100 (3857)

Layer: Auburn (ID:8)
Count: 15
Extent:

XMin: -9760674.94234282
YMin: 5120285.92474149
XMax: -9754956.99253912
YMax: 5125126.35073493
Spatial Reference: 102100 (3857)