condition mean min max 3 h after light 3.3161444166666665 0.424912 6.89402 7 h after light 1.6902674166666667 0.0 3.54779 11 h after light 1.9061038333333333 0.449067 3.84473 2 h after dark 2.2880001666666665 0.862816 4.48438 6 h after dark 3.674148 0.828806 10.1382 10 h after dark 4.49928875 0.917255 9.57232