condition mean min max 0 h after light 3.4512349999999996 3.24808 3.65439 2 h after light 1.9485799999999998 1.78595 2.11121 4 h after light 1.88093 1.62784 2.13402 8 h after light 2.038695 1.86636 2.21103 12 h after light 2.188745 2.03582 2.34167 2 h after dark 3.0918349999999997 3.06738 3.11629 4 h after dark 3.188415 2.7228 3.65403 8 h after dark 4.196035 3.57094 4.82113 12 h after dark 3.18727 2.78936 3.58518