condition mean min max 2 h after light 0.7060271666666667 0.463642 0.959524 6 h after light 1.900784 0.427824 3.54433 10 h after light 1.0118745 0.507352 1.45189 14 h after light 0.6591843333333334 0.219293 1.49176 18 h after light 0.9471008333333333 0.507276 1.60049 2 h after dark 0.614267 0.228463 1.4582