condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.20107299999999997 0.0 0.603219 9 h after light 1.218638 0.541514 1.79261 12 h after light 0.5395265 0.0 1.59819 3 h after dark 0.287786 0.0 0.863358 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0