condition mean min max 3 h after light 0.77173 0.675551 0.832847 6 h after light 0.8448126666666667 0.44562 1.41745 9 h after light 2.97867 1.11686 4.94296 12 h after light 1.66985 0.95937 2.0339 3 h after dark 1.6380766666666666 1.39617 2.08933 6 h after dark 1.039728 0.58136 1.56492 9 h after dark 0.6268793333333333 0.312842 0.820806 12 h after dark 0.32264899999999996 0.0 0.80765