condition mean min max 3 h after light 2.2207 1.24243 3.22754 6 h after light 1.549222 0.699606 2.47473 9 h after light 3.326573333333333 1.53392 4.99127 12 h after light 4.10794 1.55771 7.0673 3 h after dark 3.76851 1.64181 5.74452 6 h after dark 2.8639099999999997 1.52068 5.22917 9 h after dark 2.433526666666667 1.7298 3.55758 12 h after dark 2.7835133333333335 1.0631 4.56792