Year constant 2010 US$ 2000 298484670.096259 2001 303347870.571572 2002 302398704.476705 2003 315623241.760831 2004 310111954.758378 2005 350313731.615158 2006 348540423.991684 2007 356164371.011743 2008 366750634.795621 2009 380074681.428402 2010 382820118.842587 2011 419388528.712565 2012 419168816.153168 2013 434797168.623589 2014 406630919.910591 2015 418457223.270021 2016 440757523.455871 2017 439407768.444622 2018 442295543.010515