condition mean min max 3 h after light 32.87586666666667 30.5209 36.5661 6 h after light 40.716366666666666 33.7894 46.2987 9 h after light 52.234766666666665 46.4126 57.6151 12 h after light 46.549375 25.044 55.2121 3 h after dark 67.29406666666667 62.2355 72.6742 6 h after dark 38.1073 34.2328 41.043 9 h after dark 24.3407 21.5909 27.708 12 h after dark 18.709449999999997 16.9855 20.4334