Cataloged stars: The Guide Star Catalog II[?] has entries on 998,402,801 distinct astronomical objects
Books: The British Library claims that it holds over 150 million items. The Library of Congress claims that it holds approximately 119 million items.
Geographic places: The NIMA GEOnet Names Server[?] contains approximately 3.88 million named geographical features outside the United States, with 5.34 million names. The USGS Geographic Names Information System[?] claims to have almost 2 million physical and cultural geographic features within the United States.
Species: The World Resources Institute[?] claims that approximately 1.4 million species have been named, out of an unknown number of total species (estimates range between 2 and 100 million species).
... population is spread out with 24.7% under the age of 18, 7.4% from 18 to 24, 32.6% from 25 to 44, 23.2% from 45 to 64, and 12.2% who are 65 years of age or older. Th ...