Layer Estimates:

Layer: Training_Course (ID:0)
Count: 19
Extent:

XMin: -13628720.3488
YMin: 3873323.29693331
XMax: -13038797.9421234
YMax: 4957389.3973
Spatial Reference: 102100 (3857)

Layer: Student_SignIn (ID:1)
Count: 874