condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.09744133333333332 0.0 0.292324 3 h after dark 0.0 0.0 0.0 6 h after dark 0.08545266666666666 0.0 0.256358 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0