condition mean min max 4 h after light 10.518616666666667 10.41415 10.64077 8 h after light 10.48312 10.38902 10.5521 12 h after light 10.569993333333333 10.506269999999999 10.60719 4 h after dark 10.548866666666667 10.461210000000001 10.65853 8 h after dark 10.53217 10.3473 10.684660000000001 12 h after dark 10.62272 10.60742 10.64838