condition mean min max 1 h after light 18.42826895 17.48510156 19.37143634 3 h after light 16.27362833 14.472038000000001 19.51728252 5 h after light 18.88454589 17.38993578 21.64988013 7 h after light 16.78095141 13.17997291 20.25446814 9 h after light 20.033886486666667 17.37705593 24.86054588 11 h after light 18.81722152333333 15.479051199999999 21.54465758 13 h after light 23.00601584 21.42230013 25.95344028 15 h after light 20.88437345 19.45707958 22.38459838 1 h after dark 20.297413253333335 18.13950955 21.68906979 3 h after dark 21.45042373 19.54808439 24.15486794 5 h after dark 23.36378822 17.71804632 28.857797899999998 7 h after dark 22.19021473333333 18.34065573 26.357572499999996