condition mean min max 3 h after light 28.779 26.0391 34.2148 6 h after light 28.1293 24.8329 30.5762 9 h after light 31.693066666666667 30.6232 32.5291 12 h after light 36.3294 30.812 45.2073 3 h after dark 60.4293 51.8956 70.639 6 h after dark 47.516533333333335 35.0664 54.0505 9 h after dark 43.995466666666665 36.8987 52.5146 12 h after dark 35.71025 35.4049 36.0156