Hong kong's real gdp was 1,564 billion dollars in 2005 and 1,635 billion dollars in 2006. the population was 7.0 million in 2005 and 7.1 million in 2006 calculate hong kong's economic growth rate in 2006, the growth rate of real gdp per person in 2006, and the approximate number of years it will take for real gdp per person in hong kong to double if the 2006 economic growth and population growth rates are maintained answer to 1 decimal place. hong kongts economic growth rate in 2006 . the growth rate of real gdp per person in hong kong in 2006 percent. the approximate number of years it takes for real gdp per person in hong kong to double if the 2006 economic growth rate and population growth rate are maintained years.