condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.06648113333333333 0.0 0.10219 8 h after dark 0.25393933333333335 0.191706 0.340264 12 h after dark 0.05858396666666667 0.0 0.0898289