condition mean min max 3 h after light 43.4874 40.9848 44.8655 6 h after light 33.69536666666667 33.3004 34.4406 9 h after light 27.2116 23.0952 30.9344 12 h after light 28.3483 26.5083 31.4137 3 h after dark 36.9293 33.1197 40.8734 6 h after dark 57.42913333333333 53.5142 61.6191 9 h after dark 61.1555 57.7326 63.822 12 h after dark 53.2913 51.5131 56.7488