Three hobby websites have recently been posted and the Hobby Association of America wants to know how popular they are. Ari's site received 7,700 pageviews. Barbara's site received 20,000 pageviews, and Clive's site received 74,000 pageviews. Ari's site averages 3 pageview per visitor, Barbara's 6 pageviews per visitor, and Clive's 10 pageviews per visitor. A total of 4,000 initiated shopping carts are recorded for Clive's site, with 41% resulting in an order. Clive's display advertising costs (in addition to search engine advertising) for his site were $8,020. What was Clive's total advertising cost per order (recalling that 50% of Clive's visitors originated from paid search and averaged $5 per clickthrough)?