condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.16257533333333332 0.0 0.487726 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.06982366666666666 0.0 0.209471 12 h after dark 0.0 0.0 0.0