condition mean min max 0 h after light 14.6629 14.0737 15.2521 2 h after light 1.9935554999999998 0.727581 3.25953 4 h after light 1.449895 1.42386 1.47593 8 h after light 7.109635 6.74808 7.47119 12 h after light 3.9958549999999997 2.18836 5.80335 2 h after dark 6.58399 5.69071 7.47727 4 h after dark 7.823869999999999 7.67865 7.96909 8 h after dark 10.824449999999999 10.6198 11.0291 12 h after dark 22.107 18.6401 25.5739