condition mean min max 3 h after light 0.17853366666666667 0.0 0.535601 6 h after light 0.0 0.0 0.0 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 0.5572170000000001 0.0 1.23994 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0