condition mean min max 0 h after light 8.508115 8.02751 8.98872 2 h after light 4.8715399999999995 3.38384 6.35924 4 h after light 2.833065 2.04163 3.6245 8 h after light 4.244125 3.32017 5.16808 12 h after light 5.784675 4.48907 7.08028 2 h after dark 5.02689 4.75787 5.29591 4 h after dark 7.972045 6.24034 9.70375 8 h after dark 8.707609999999999 8.42954 8.98568 12 h after dark 10.722185 8.32747 13.1169