condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.1695616666666667 0.0 0.508685 9 h after light 1.76887 0.0 3.02336 12 h after light 2.2856125 1.34773 3.30517 3 h after dark 2.414616666666667 1.15759 4.63015 6 h after dark 1.07671 0.0 1.73007 9 h after dark 0.7028066666666667 0.0 2.10842 12 h after dark 0.286589 0.0 0.573178