condition mean min max 4 h after light 2.09176 1.84435 2.33917 8 h after light 1.52463 1.31378 1.73548 12 h after light 1.4250099999999999 1.38376 1.46626 4 h after dark 1.70949 1.03008 2.14514 8 h after dark 2.6203066666666666 2.31735 3.20419 12 h after dark 1.543949 0.463057 2.42671