The number of concurrent users of a social networking site has increased dramatically since 2001. By 2010, this social networking site could connect concurrently 70 million users online. The function P(t) = 2.808(1.478), where t is the number of years after 2001, models this increase in millions of users. Estimate the number of users of this site that could be online concurrently in 2002, in 2006, and in 2009. Round to the nearest million users. I