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476 million Twitter tweets

Dataset information

467 million Twitter posts from 20 million users covering a 7 month period from June 1 2009 to December 31 2009. We estimate this is about 20-30% of all public tweets published on Twitter during the particular time frame.

For each public tweet the following information is available:

We have no Twitter social graph (who-follows-whom graph) available. You can find a copy of the graph here (thanks to Haewoon Kwak, et al.).

Dataset statistics
Number of users 17,069,982
Number of tweets 476,553,560
Number of URLs 181,611,080
Number of Hashtags 49,293,684
Number of re-tweets 71,835,017

Source (citation)

As per request from Twitter the data is no longer available.