condition mean min max 3 h after light 28.822 27.5206 30.7027 6 h after light 46.6944 40.9286 56.0095 9 h after light 55.75416666666666 51.6703 61.1244 12 h after light 54.795575 20.2636 73.7484 3 h after dark 97.57636666666667 89.4766 111.619 6 h after dark 56.34803333333333 52.2969 63.8812 9 h after dark 36.24636666666667 33.7955 37.9967 12 h after dark 18.328400000000002 18.0396 18.6172