condition mean min max 4 h after light 0.2540785 0.0 0.508157 8 h after light 7.305000000000001e-08 2.41e-08 1.22e-07 12 h after light 1.35e-07 0.0 2.7e-07 4 h after dark 3.4936666814333335 0.0 10.481 8 h after dark 7.772766666666666e-05 0.0 0.000124197 12 h after dark 0.0013358566666666666 0.0 0.00234658