Layer Estimates:

Layer: AIS Station (ID:0)
Count: 122
Extent:

XMin: -14798998.6422531
YMin: 5171387.65123221
XMax: -5862857.49903734
YMax: 12824054.1577996
Spatial Reference: 102100 (3857)

Layer: Currently in searchtreennode and CGNDB Key codes the same (ID:1)
Count: 53
Extent:

XMin: -14694174.8287748
YMin: 5534575.39525275
XMax: -5863196.94353171
YMax: 7258773.59246693
Spatial Reference: 102100 (3857)

Layer: CGNDB Places (ID:2)
Count: 82569
Extent:

XMin: -14827451.590277
YMin: 5113582.85967497
XMax: -5853425.29917756
YMax: 12989846.2237508
Spatial Reference: 102100 (3857)