condition mean min max 0 h after light 0.8524535 0.616167 1.08874 2 h after light 0.5278725 0.289239 0.766506 4 h after light 0.4288175 0.277115 0.58052 8 h after light 0.541745 0.25582 0.82767 12 h after light 1.1616935 0.922467 1.40092 2 h after dark 1.354075 1.2567 1.45145 4 h after dark 0.8167271 0.0458042 1.58765 8 h after dark 1.68487 1.3242 2.04554 12 h after dark 0.1451755 0.0 0.290351