Layer Estimates:

Layer: 01-15-2010 (ID:0)
Count: 207
Extent:

XMin: -9185681.5813
YMin: 3217719.211
XMax: -9172220.36
YMax: 3243136.21
Spatial Reference: 102100 (3857)

Layer: 04-06-2010 (ID:1)
Count: 186
Extent:

XMin: -9187127.8282
YMin: 3216713.5696
XMax: -9172299.8241
YMax: 3242902.3159
Spatial Reference: 102100 (3857)