condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 2.0203633333333335 0.0 6.06109 9 h after light 1.5256366666666665 0.0 4.57691 12 h after light 16.06651 6.92893 26.7083 3 h after dark 17.03376666666667 0.0 34.2952 6 h after dark 15.00587 7.06401 26.2425 9 h after dark 8.925413333333333 0.0 17.7845 12 h after dark 0.0 0.0 0.0