condition mean min max 1 h after light 3.7079109345 2.665962124 4.749859745 3 h after light 7.448228259666666 4.056917353 11.01548712 5 h after light 11.17324048 10.60677815 11.93899068 7 h after light 13.518038976666666 12.96152171 14.14890544 9 h after light 12.898915254 8.931070002 14.92053869 11 h after light 14.774518366666666 14.45803797 15.38321882 1 h after dark 14.44891767 11.7785671 16.97842177 3 h after dark 13.437486388666667 8.880362536 18.24919597 5 h after dark 11.708305106666666 10.72058044 12.97399286 7 h after dark 10.584164335333334 9.507377606 11.665295500000001 9 h after dark 10.359196159666666 9.477187589 11.00666083 11 h after dark 10.746516847666667 9.228849193 12.26126169