The bar chart below shows the revenues received, in million US Dollars (USD), from subscribers to a particular Internet service. The data covers the period 2003 to 2008 for the United States (US) and Europe. The bar chart also shows the estimated revenues from subscription to this service for the period 2008 to 2010.
Y axis- Subscription revenue in million US dollars
While the subscription in Europe has been growing steadily towards that of the US, the growth rate in Europe seems to be declining. Which of the following is the closest to the percent change in growth rate of 2007 (over) relative to the growth rate of 2005 (over 2004)?