condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.02100363333333333 0.0 0.0630109 9 h after light 0.06262713333333333 0.0 0.104822 12 h after light 0.027743599999999997 0.0 0.0832308 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0200595 0.0 0.0601785