Layer Estimates:

Layer: Population_Density (ID:0)
Count: 249
Extent:

XMin: -20037507.0672
YMin: -30240971.9584
XMax: 20037507.0672
YMax: 18418386.3091
Spatial Reference: 102100 (3857)

Layer: PPL_Per_SQkm (ID:1)
Count: 647
Extent:

XMin: -20037507.0672
YMin: -30240971.9584
XMax: 20037507.0671
YMax: 18460513.247
Spatial Reference: 102100 (3857)

Layer: PPL_perSQkm (ID:2)
Count: 647
Extent:

XMin: -20037507.0672
YMin: -30240971.9584
XMax: 20037507.0671
YMax: 18460513.247
Spatial Reference: 102100 (3857)

Layer: Pop_Density (ID:3)
Count: 218