condition mean min max 3 h after light 0.671115 0.0 1.56302 6 h after light 0.512597 0.286939 0.955986 9 h after light 0.6409366666666667 0.297354 0.953839 12 h after light 0.74869725 0.351279 1.24713 3 h after dark 1.0202913333333334 0.353516 1.99154 6 h after dark 1.9752663333333333 0.988659 3.02967 9 h after dark 0.31503166666666665 0.0 0.545543 12 h after dark 1.276537 0.977584 1.57549