Layer Estimates:

Layer: Buffer_OutFeatureClass__5_Kilometers (ID:4)
Count: 1
Extent:

XMin: 121.615957329
YMin: 23.723855137
XMax: 121.714042671
YMax: 23.8141445990001
Spatial Reference: 4326 (4326)
Vertical Spatial Reference: 5773 (5773)

Layer: Buffer_OutFeatureClass__15_Kilometers (ID:1)
Count: 1
Extent:

XMin: 121.517888821
YMin: 23.6335646200001
XMax: 121.812111179
YMax: 23.904433005
Spatial Reference: 4326 (4326)
Vertical Spatial Reference: 5773 (5773)

Layer: Buffer_OutFeatureClass__20_Kilometers (ID:2)
Count: 3
Extent:

XMin: 121.468801154
YMin: 23.5884637290001
XMax: 122.027454419961
YMax: 24.042130187575
Spatial Reference: 4326 (4326)
Vertical Spatial Reference: 5773 (5773)

Layer: Buffer_OutFeatureClass__10_Kilometers (ID:3)
Count: 1
Extent:

XMin: 121.566898862
YMin: 23.678718964
XMax: 121.763101138
YMax: 23.8592889350001
Spatial Reference: 4326 (4326)
Vertical Spatial Reference: 5773 (5773)

Layer: Buffer_OutFeatureClass__1_Kilometers (ID:5)
Count: 1
Extent:

XMin: 121.655189842
YMin: 23.7599719440001
XMax: 121.674810158
YMax: 23.7780289410001
Spatial Reference: 4326 (4326)
Vertical Spatial Reference: 5773 (5773)