condition mean min max 1 h after light 7.941502973 6.033920666 9.84908528 3 h after light 5.4596411289999995 5.025864588 6.054707758999999 5 h after light 6.235004119 4.843298432 7.348453159 7 h after light 6.173822721333334 4.1866217930000005 7.767762165 9 h after light 11.037906970333333 9.010182601 12.33275561 11 h after light 17.064019363333333 15.89261879 17.65021694 1 h after dark 19.60072185 18.96744533 20.86548726 3 h after dark 21.262205976666667 20.47453723 22.34892573 5 h after dark 16.658366053333335 14.10782606 20.95810579 7 h after dark 15.142268293333334 12.79624739 18.75973202 9 h after dark 10.946780095666666 9.713880697 12.82722068 11 h after dark 9.211487804 8.539572024 10.34202252