Sean Smith has shared with us, via Moz, a column he wrote that talks about how to track PDF link in Google Analytics and Open Site Explorer. This came about due to a healthcare marketing client’s need to see how well their PDFs were doing in terms of organic search volume and overall traffic.
Why don’t you check out Sean’s column on Moz by clicking on the following link:
http://moz.com/ugc/how-to-track-pdf-traffic-links-in-google-analytics-open-site-explorer