condition mean min max 1 h after light 12.945652715000001 12.29356487 13.59774056 3 h after light 20.36504109666667 17.42970383 23.76896908 5 h after light 18.707539213333334 15.67246876 20.9601216 7 h after light 19.24791425 14.39211213 22.40319462 9 h after light 9.295280226666666 5.37531848 11.90014533 11 h after light 5.313245922666667 3.65695804 6.930635745 13 h after light 6.972783488666667 6.184003746 8.080832492 15 h after light 10.509431688666666 7.9649121460000005 12.706112599999999 1 h after dark 14.334890396666667 12.58066817 15.75674399 3 h after dark 17.761172053333333 17.64790783 17.86381627 5 h after dark 17.643081196666667 15.55915687 18.83330766 7 h after dark 19.4065617 17.44770991 21.33873744