condition mean min max 4 h after light 0.459308 0.369162 0.549454 8 h after light 0.18443159999999997 0.0934672 0.275396 12 h after light 0.28840200000000005 0.273967 0.302837 4 h after dark 0.624087 0.478921 0.769253 8 h after dark 0.702095 0.654189 0.750001 12 h after dark 0.4093 0.35442 0.46418