google servers

Total Number of Pages Indexed by Google

Google Server Statistics Data
Total number of Google servers 920,000
Total size of Google’s index data 100,000,000 GB
Percent of worldwide electricity used by Google’s data center 0.01 %
Year Pages Indexed
2014 30,000,000,000,000
2013 22,000,000,000,000
2012 17,000,000,000,000
2011 12,000,000,000,000
2010 6,000,000,000,000
2009 3,000,000,000,000
2008 1,000,000,000,000
2000 1,000,000,000
1998 26,000,000

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Statistic Verification
Source: Google, Data Center Knowledge, World Wide Web Size, Statistic Brain Research Institute
Research Date: August 21st, 2015

Google has become the definitive source for web searching, not surprisingly as is has more than double the number of pages indexed as Yahoo! and Bing combined.