Computation times

00:01.234 total execution time for gallery_spines files:

Spine Placement (spine_placement_demo.py)	00:00.386	0.0 MB
Spines (spines.py)	00:00.285	0.0 MB
Multiple Yaxis With Spines (multiple_yaxis_with_spines.py)	00:00.204	0.0 MB
Dropped spines (spines_dropped.py)	00:00.130	0.0 MB
Centered spines with arrows (centered_spines_with_arrows.py)	00:00.128	0.0 MB
Custom spine bounds (spines_bounds.py)	00:00.101	0.0 MB