condition mean min max 4 h after light 0.02196745 0.0161243 0.0278106 8 h after light 0.01101855 0.0 0.0220371 12 h after light 0.037092 0.0228227 0.0513613 4 h after dark 0.010147866666666666 0.0 0.0304436 8 h after dark 0.014335533333333332 0.0 0.0430066 12 h after dark 0.019751266666666666 0.0 0.0442417