condition mean min max 0 h after light 0.32800399999999996 0.302482 0.353526 4 h after light 0.277535 0.256839 0.298231 8 h after light 0.580789 0.513181 0.648397 4 h after dark 0.54552 0.447375 0.643665 8 h after dark 0.6479775 0.600837 0.695118 12 h after dark 0.273065 0.201384 0.344746