condition mean min max 3 h after light 158.67906666666667 56.5584 335.342 6 h after light 1217.497 297.778 3006.9 9 h after light 1471.626 268.328 2494.63 12 h after light 956.141925 39.9407 1989.73 3 h after dark 239.5331 84.5973 474.131 6 h after dark 64.08106666666667 24.0574 92.7995 9 h after dark 67.43486666666666 24.8133 146.086 12 h after dark 141.26395 53.2589 229.269