condition mean min max 3 h after light 2.46582 1.98419 2.97692 6 h after light 1.5648433333333334 1.28578 1.93872 9 h after light 2.28849 1.22627 3.75553 12 h after light 2.978505 0.998645 6.89743 3 h after dark 5.0313300000000005 2.01705 7.85416 6 h after dark 2.80791 2.06771 3.93131 9 h after dark 3.121046666666667 2.25606 4.82181 12 h after dark 3.63705 2.21791 5.57393