Layer Estimates:

Layer: Number of Transit Stops within Half Mile of Hospitals (ID:0)
Count: 4
Extent:

XMin: -76.541446686
YMin: 38.9716663360001
XMax: -76.483146667
YMax: 38.993314743
Spatial Reference: GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["degree",0.0174532925199433]]