Layer Estimates:

Layer: Spas (ID:0)
Count: 13
Extent:

XMin: -13642369.6117147
YMin: 5990589.74965194
XMax: -13556128.0232761
YMax: 6069093.6661601
Spatial Reference: 102100 (3857)

Layer: cities (ID:1)
Count: 3905
Extent:

XMin: -20037507.0671792
YMin: 1029029.4240643
XMax: 20037507.0671792
YMax: 11502186.9439891
Spatial Reference: 102100 (3857)

Layer: Age demo tracts (ID:2)
Count: 409
Extent:

XMin: -13627826.8985471
YMin: 5955862.42163352
XMax: -13476994.1496278
YMax: 6069591.43477948
Spatial Reference: 102100 (3857)

Layer: total pop tracts (ID:3)
Count: 409
Extent:

XMin: -13627826.8985471
YMin: 5955862.42163352
XMax: -13476994.1496278
YMax: 6069591.43477948
Spatial Reference: 102100 (3857)