By March 10, 2006, three million downloads had been made on the service. By January 30, 2007, that number had grown to 20 million. The service reached 25 million downloads on March 6, 2007 with 45 million downloads projected by the end of 2007. On March 27, 2007, Microsoft declared "Uno" to be the first Xbox Live Arcade game to exceed one million downloads. Nearly 70 percent of Xbox 360 owners connected to Xbox Live have downloaded an Arcade title with the attach rate being 6–7 titles per user. Original games typically receive 350,000 downloads in the first month. Titles have an average 156% financial return over twelve months with the first two months of sales accounting for just 35% of total volume. Average conversion rate (from trial download to purchase) across all titles is 18% (a low of 4% and high of 51%). On September 19, 2007, Microsoft announced the top ten Arcade downloads worldwide as "Aegis Wing", "Uno", "Texas Hold 'em", "Geometry Wars: Retro Evolved", "Bankshot Billiards 2", ', "Teenage Mutant Ninja Turtles 1989 Classic Arcade", "Worms", ', and "Contra".