condition mean min max 3 h after light 0.313473 0.136765 0.588768 6 h after light 0.24704733333333334 0.094623 0.452043 9 h after light 0.19644236666666667 0.0872911 0.288966 12 h after light 0.09667585 0.0 0.300828 3 h after dark 0.31406 0.110635 0.553201 6 h after dark 0.237867 0.110237 0.316619 9 h after dark 0.17662766666666666 0.0 0.286049 12 h after dark 0.182751 0.109566 0.255936