condition mean min max 3 h after light 66.5083 64.2816 69.427 6 h after light 61.14546666666667 53.72 69.3901 9 h after light 53.9279 50.3253 59.3913 12 h after light 56.67555 50.2865 67.3821 3 h after dark 63.9931 60.1881 66.7787 6 h after dark 58.289 54.5231 63.4197 9 h after dark 53.26623333333333 51.0856 57.2426 12 h after dark 58.137550000000005 54.4726 61.8025