condition mean min max 0 h after light 1.37122 1.01458 1.72786 4 h after light 1.1137314999999999 0.827023 1.40044 8 h after light 0.661152 0.619666 0.702638 4 h after dark 1.048235 1.00038 1.09609 8 h after dark 0.5512615000000001 0.403061 0.699462 12 h after dark 0.6552765 0.297343 1.01321