condition mean min max 3 h after light 9.966524166666666 5.41074 13.1834 7 h after light 9.422776666666667 5.68147 12.4832 11 h after light 6.51942 3.99962 8.21678 2 h after dark 6.224483333333334 3.69986 9.0529 6 h after dark 8.2397225 5.5825 12.2013 10 h after dark 9.507935 5.59757 12.7215