condition mean min max 3 h after light 79.958 76.4544 84.3487 6 h after light 38.919266666666665 33.4663 42.2151 9 h after light 29.6566 28.1816 31.5127 12 h after light 42.67545 28.3039 78.2987 3 h after dark 25.149533333333334 22.5714 29.4497 6 h after dark 27.835 26.935 28.8313 9 h after dark 49.03256666666667 43.9264 53.6039 12 h after dark 78.70695 75.2948 82.1191