Layer Estimates:

Layer: World_Countries_Generalized_ExportFeatures1 (ID:0)
Count: 251
Extent:

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

Layer: TBper100k_ExcelToTable (ID:1)
Count: 215