condition mean min max 1 h after light 7.1197616435 6.311056182000001 7.928467105 3 h after light 7.808781522333334 7.161817092000001 8.500558589 5 h after light 8.638969482666667 8.40659675 9.049439004 7 h after light 6.990316423666666 5.540932698 7.842628509 9 h after light 7.750802163666666 6.374498944 8.958069723 11 h after light 8.900702814333332 7.301782042999999 11.49872375 13 h after light 7.492929991333334 6.891366212 8.12999334 15 h after light 8.623594291666667 8.030942241 9.556274565 1 h after dark 8.316083053333333 7.67984787 9.272430859 3 h after dark 8.746205305 8.056980729 9.807239613 5 h after dark 7.974788634666667 7.539594179 8.225169451000001 7 h after dark 8.056987507666667 7.245707181 8.769439216