condition mean min max 2 h after light 8.784135 6.96331 13.6905 6 h after light 7.230571666666667 6.48134 7.75864 10 h after light 6.167926666666666 4.1977 9.86101 14 h after light 6.2116 4.97571 8.06532 18 h after light 7.57987 6.31644 8.92251 2 h after dark 9.083701666666666 6.81418 11.7154