condition mean min max 0 h after light 7.61097 7.22349 7.99845 2 h after light 4.91339 4.65192 5.17486 4 h after light 9.232769999999999 9.22693 9.23861 8 h after light 10.033895000000001 9.94659 10.1212 12 h after light 11.99125 10.986 12.9965 2 h after dark 14.8493 13.5277 16.1709 4 h after dark 14.586549999999999 14.2821 14.891 8 h after dark 14.22645 14.2152 14.2377 12 h after dark 7.963705 6.49901 9.4284