Layer Estimates:

Layer: SA_SIMPLE_POLYS_AllZones_Dissolve (ID:0)
Count: 39837
Extent:

XMin: -13893136.3221165
YMin: 5144104.49882356
XMax: -12983257.4463893
YMax: 5825686.67095138
Spatial Reference: 102100 (3857)