condition mean min max 4 h after light 0.3614533333333333 0.193586 0.472948 8 h after light 1.3045200000000001 0.30397 2.41982 12 h after light 1.522697 0.921781 2.27081 4 h after dark 1.081254 0.573052 1.3872 8 h after dark 0.521556 0.316572 0.772886 12 h after dark 0.3264086666666667 0.266468 0.406319