condition mean min max 1 h after light 9.080105814500001 9.028316482000001 9.131895147 3 h after light 8.667151392666668 7.412487089 9.955433688 5 h after light 9.774285019666667 8.40659675 10.94936466 7 h after light 7.8894682263333324 6.237090188 9.425297888 9 h after light 10.096562461666666 8.818056873 11.87465056 11 h after light 10.595492906333334 7.692948939 12.38324096 13 h after light 8.914303728333334 7.93242599 10.38137611 15 h after light 10.412118823666667 8.030942241 13.0248483 1 h after dark 10.579928319999999 9.32309988 11.34428305 3 h after dark 9.348238465 8.761416202000001 10.39749015 5 h after dark 10.324031940666668 8.921853112 12.01274779 7 h after dark 9.558704017 8.190799422000001 11.12466003