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 0.133210675 0.0768632 0.205196 3 h after dark 0.0703146 0.0 0.120713 6 h after dark 0.0 0.0 0.0 9 h after dark 0.023619733333333334 0.0 0.0708592 12 h after dark 0.0 0.0 0.0