Layer Estimates:

Layer: FOD_Boundary (ID:0)
Count: 1
Extent:

XMin: 352612.798
YMin: 188574.9
XMax: 381710.303
YMax: 236267.898
Spatial Reference: 27700 (27700)

Layer: Students_1991 (ID:1)
Count: 28
Extent:

XMin: 352612
YMin: 190265
XMax: 381710
YMax: 236267
Spatial Reference: 27700 (27700)

Layer: Students_1981 (ID:2)
Count: 26
Extent:

XMin: 352639.998
YMin: 190280.0022
XMax: 381697.0032
YMax: 236229.9991
Spatial Reference: 27700 (27700)