condition mean min max 1 h after light 6.9037379275 5.611765945 8.19570991 3 h after light 9.052050150666666 7.058663544 12.62761384 5 h after light 8.638934247333333 6.317119394 10.61106156 7 h after light 7.17180886 4.5199427739999996 10.28377767 9 h after light 8.34226201 6.799607715 11.23930228 11 h after light 6.214498689 3.945131116 7.929102197000001 13 h after light 5.809174102333333 3.551210072 7.5521798989999995 15 h after light 7.026060073333333 6.443524432 7.516571763 1 h after dark 8.928643631333333 8.181386304 9.597929875 3 h after dark 11.769673874333334 8.704550473 14.38668881 5 h after dark 13.43942434 12.32865396 14.29266803 7 h after dark 15.315293760000001 14.83992701 15.77272976