condition mean min max 0 h after light 0.900604 0.699708 1.1015 4 h after light 2.707095 2.56239 2.8518 8 h after light 2.9530849999999997 2.54379 3.36238 4 h after dark 0.7875095 0.490859 1.08416 8 h after dark 0.19772250000000002 0.196893 0.198552 12 h after dark 0.1464745 0.0 0.292949