jQuery version 1.5.1
https://blog.jquery.com/2011/02/24/jquery-151-released/
JavaScript Libraries and Functions
Get access to data on 1,332,916 websites that are jQuery 1.5.1 Customers. We know of 61,244 live websites using jQuery 1.5.1 and an additional 1,271,672 sites that used jQuery 1.5.1 historically and 19,723 websites in the United States.
Get a list of 1,332,916 websites using jQuery 1.5.1 which includes location information, hosting data, contact details, 61,244 currently live websites and an additional 41,100 domains that redirect to sites in this list. 1,271,672 sites that used this technology previouslyand 19,723 websites in the United States currently using jQuery 1.5.1.
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