Layer Estimates:

Layer: World_Countries_Mercator (ID:0)
Count: 652
Extent:

XMin: -20037507.0671792
YMin: -30198184.6723579
XMax: 20037507.0671792
YMax: 18413374.4666786
Spatial Reference: PROJCS["Mercator (world)_1",GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Mercator"],PARAMETER["False_Easting",0.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-155.0],PARAMETER["Standard_Parallel_1",0.0],UNIT["Meter",1.0]]