condition mean min max 0 h after light 13.24835 11.901 14.5957 2 h after light 9.10998 8.96394 9.25602 4 h after light 10.712855 9.86911 11.5566 8 h after light 8.18986 7.54548 8.83424 12 h after light 9.830195 9.65809 10.0023 2 h after dark 12.036850000000001 11.382 12.6917 4 h after dark 11.848700000000001 11.7763 11.9211 8 h after dark 15.4122 14.8969 15.9275 12 h after dark 15.39935 14.0705 16.7282