Layer Estimates:

Layer: SF Trees Aggregated to Census Blocks (ID:0)
Count: 8063
Extent:

XMin: -13649137.1312
YMin: 4532120.1667
XMax: -13609028.0507
YMax: 4569517.0391
Spatial Reference: 102100 (3857)

Layer: AggregatedGroupBy (ID:1)
Count: 14208