condition mean min max 4 h after light 88.149936 77.783683 98.516189 8 h after light 90.06330449999999 82.740693 97.385916 12 h after light 83.36787849999999 77.463984 89.271773 4 h after dark 105.568856 99.813288 111.324424 8 h after dark 92.616717 90.924428 94.309006 12 h after dark 108.564728 108.564728 108.564728