condition mean min max 1 h after light 7.5886930975 6.331223117 8.846163078 3 h after light 7.071069376333333 5.680215979 8.211098409 5 h after light 8.287872919333333 5.925360051 9.833705887 7 h after light 11.026825726666667 10.80855881 11.41681972 9 h after light 12.103698520333333 9.956555821 15.22111612 11 h after light 11.652075136666667 10.27060556 13.80985299 13 h after light 11.477819909666666 4.5920819889999995 14.953316199999998 15 h after light 18.110764926666665 15.48869333 21.74689496 1 h after dark 15.30223714 14.05893954 17.72730515 3 h after dark 15.10100272 11.24337865 20.54808848 5 h after dark 15.75928077 13.16922687 19.34060214 7 h after dark 14.415169766666667 12.77768709 16.05189312