condition mean min max 3 h after light 3.189923333333333 1.4615 5.12074 6 h after light 1.79612 1.15859 2.25487 9 h after light 2.0055133333333335 1.33896 2.77353 12 h after light 1.567618 0.852672 2.38958 3 h after dark 2.0883716666666667 0.552745 3.51524 6 h after dark 1.248663 0.943129 1.70829 9 h after dark 1.0585963333333335 0.32281 2.00091 12 h after dark 1.221615 1.0879 1.35533