condition mean min max 2 h after light 48.06506666666667 46.2699 50.3795 6 h after light 50.4806 45.4944 57.2235 10 h after light 48.1673 47.2675 49.4477 2 h after dark 63.25806666666667 60.5116 65.2639 6 h after dark 68.55773333333333 68.1223 68.8276 10 h after dark 70.2114 69.2239 71.5241