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DATA MINE Oct. 26, 1999 Web Sprawl Just how big is the World Wide Web? About 3.6 million sites big, with a total of nearly 300 million pages, according to OCLC Research. Of those, 2.2 million sites are publicly accessible, an additional 1 million sites are still under construction or have no meaningful content, and 400,000 are private and require users to pay a fee or obtain authorization. Web Growth 1997 1998 1999 Unique sites: 1,230,000 2,035,000 3,649,000 Unique public sites: 800,000 1,457,000 2,229,000 Web Volatility: IP addresses identifying a Web site in 1998 that no longer identify a Web site in 1999: 44% DATA: OCLC Research, June, 1999 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ BACK TO TOP					MORE NUGGETS The Mother Lode Collected nuggets from Data Mine