Layer Estimates:

Layer: Key Growth Centres (ID:0)
Count: 33
Extent:

XMin: 480528.178200001
YMin: 540446.399199998
XMax: 733316.5883
YMax: 835743.157400003
Spatial Reference: 2157 (2157)

Layer: Regional Centres (ID:1)
Count: 5
Extent:

XMin: 564558.837900001
YMin: 739616.609999998
XMax: 712353.117100001
YMax: 915547.514700001
Spatial Reference: 2157 (2157)

Layer: Cities and Suburbs (ID:2)
Count: 5
Extent:

XMin: 523465.673700001
YMin: 565532.751700001
XMax: 730120.904200001
YMax: 742846.877400003
Spatial Reference: 2157 (2157)

Layer: Metropolitan Areas (ID:3)
Count: 5
Extent:

XMin: 520944.837
YMin: 555975.074999999
XMax: 732951.867
YMax: 752985.68
Spatial Reference: 2157 (2157)

Layer: Regional Assemblies (ID:4)
Count: 3
Extent:

XMin: 417471.515000001
YMin: 519663.704000004
XMax: 734481.069000001
YMax: 966896.375000002
Spatial Reference: 2157 (2157)

Layer: Administrative Areas (ID:5)
Count: 31
Extent:

XMin: 416216.399000001
YMin: 519663.703999998
XMax: 734481.069000001
YMax: 966936.904999999
Spatial Reference: 2157 (2157)