Layer Estimates:

Layer: London_Boroughs (ID:0)
Count: 33
Extent:

XMin: 503568.1996
YMin: 155850.797499999
XMax: 561957.4962
YMax: 200933.902600001
Spatial Reference: 27700 (27700)

Layer: Pop-Boro-Fixed.csv (ID:1)
Count: 36