condition mean min max 1 h after light 6.7278323229999994 6.690951704 6.764712942 3 h after light 11.745419256666667 10.51596814 14.06015827 5 h after light 11.429367406666668 9.30105396 13.67499725 7 h after light 13.521590006666667 11.10901909 15.56839052 9 h after light 17.137267773333335 14.65995949 19.80105543 11 h after light 15.354118026666667 11.12648935 19.672342999999998 13 h after light 14.15876507 13.82048922 14.75589013 15 h after light 15.407152536666667 12.83131947 19.42006669 1 h after dark 15.148937996666668 12.00881962 21.27160439 3 h after dark 15.00841804 11.66651655 20.46218954 5 h after dark 11.045497961 9.486836422 13.76036284 7 h after dark 10.436717575666668 8.691957247000001 12.77768709