condition mean min max 3 h after light 0.7486555833333334 0.21892 1.24931 7 h after light 0.32121533333333335 0.123496 0.621303 11 h after light 0.4768300833333333 0.215367 0.776987 2 h after dark 0.39506675 0.121901 0.882048 6 h after dark 0.6694085 0.0 1.11763 10 h after dark 0.7671605 0.118279 2.39196