jQuery version 1.9.1
http://blog.jquery.com/2013/02/04/jquery-1-9-1-released/
JavaScript Libraries and Functions
Get access to data on 5,114,376 websites that are jQuery 1.9.1 Customers. We know of 1,067,328 live websites using jQuery 1.9.1 and an additional 4,047,048 sites that used jQuery 1.9.1 historically and 556,354 websites in the United States.
Get a list of 5,114,376 websites using jQuery 1.9.1 which includes location information, hosting data, contact details, 1,067,328 currently live websites and an additional 581,481 domains that redirect to sites in this list. 4,047,048 sites that used this technology previously and 556,354 websites in the United States currently using jQuery 1.9.1.