condition mean min max 3 h after light 6.94275 5.76914 8.46677 6 h after light 3.4207466666666666 1.95944 5.66789 9 h after light 1.73428 1.32975 2.40234 12 h after light 3.782265 1.52292 9.50998 3 h after dark 1.4926856666666666 0.320217 2.71528 6 h after dark 2.42488 1.35276 3.37213 9 h after dark 2.40586 1.85467 3.18112 12 h after dark 7.3137550000000005 5.29989 9.32762