Layer Estimates:

Layer: data_by_distrct_2 (ID:0)
Count: 32
Extent:

XMin: -74.2555913638124
YMin: 40.496115395165
XMax: -73.7000090638712
YMax: 40.9155327760001
Spatial Reference: GEOGCS["WGS84(DD)",DATUM["WGS84",SPHEROID["WGS84",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["degree",0.0174532925199433]]

Layer: Data_by_district_with_buildings_count (ID:1)
Count: 32
Extent:

XMin: -74.2555913638124
YMin: 40.496115395165
XMax: -73.7000090638712
YMax: 40.9155327760001
Spatial Reference: GEOGCS["WGS84(DD)",DATUM["WGS84",SPHEROID["WGS84",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["degree",0.0174532925199433]]

Layer: Number of buildings per district.csv (ID:2)
Count: 32