condition mean min max 0 h after light 35.5356 31.6486 39.4226 2 h after light 11.31821 9.83942 12.797 4 h after light 11.212 10.1032 12.3208 8 h after light 12.37145 11.0201 13.7228 12 h after light 10.88152 8.89044 12.8726 2 h after dark 16.3206 16.2874 16.3538 4 h after dark 20.90215 20.3955 21.4088 8 h after dark 36.6558 34.6426 38.669 12 h after dark 42.588750000000005 38.8389 46.3386