condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.022855399999999998 0.0 0.0685662 12 h after light 0.011166533333333334 0.0 0.0190646 4 h after dark 0.031585100000000005 0.0 0.0744983 8 h after dark 0.015958433333333334 0.0 0.0478753 12 h after dark 0.039921 0.0 0.083969