condition mean min max 3 h after light 190.635 153.832 231.022 6 h after light 171.502 139.83 199.961 9 h after light 92.05213333333333 66.1244 109.276 12 h after light 68.97683333333333 45.5846 114.692 3 h after dark 122.587 111.958 131.28 6 h after dark 131.17 103.179 146.73 9 h after dark 153.11166666666668 116.215 207.824 12 h after dark 388.84933333333333 379.877 393.867