Layer Estimates:

Layer: Metropolitan_Statistical_Areas (ID:0)
Count: 393
Extent:

XMin: -19864249.9081
YMin: 2017836.3574
XMax: -7282822.3182
YMax: 9728858.2428
Spatial Reference: 102100 (3857)

Layer: Micropolitan_Statistical_Areas (ID:1)
Count: 542
Extent:

XMin: -17878007.626
YMin: 2021430.3759
XMax: -7365581.5692
YMax: 8174194.28910001
Spatial Reference: 102100 (3857)