Search Engines 1 1 1 0 1 0 1 1 1 1 1 1 referrerType==search purchase 1 1 1 0 1 0 1 1 1 1 1 1 Websites 1 1 8 0 8 1621 0 1 1 42 1 42 referrerType==website referrer.com 1 1 8 0 8 1621 0 1 1 42 1 42