"This year, the Union of Concerned Scientists, a nonprofit group based in Cambridge, Massachuse
"This year, the Union of Concerned Scientists, a nonprofit group based in Cambridge, Massachusetts estimated that 26.6 million pounds of antibiotics are administered to animals each year, with only 2 million pounds used to treat active infections.
Source: Brody, Jane E. "Studies Find Resistant Bacteria in Meats," The New York Times, October 18, 2001. http://www.nytimes.com/2001/10/18/us/studies-find-resistant-bacteria-in-.... (Verified 04/18/14).