Year constant 2010 US$ 2006 1514.50932693965 2007 1537.29530869278 2008 1585.92336559144 2009 1743.22786528306 2010 1857.18399887208 2011 1844.40653472453 2012 1930.88108041645 2013 1984.41663172569 2014 2042.26744072209 2015 1965.81219346332