Year constant 2010 US$ 1991 2998.33166391534 1992 2609.73139567449 1993 1950.74765878469 1994 1863.63694931983 1995 1947.36936026517 1996 2246.26429864811 1997 2273.01795273005 1998 1847.02991155774 1999 1983.34138664547 2000 2131.05618393504 2001 2210.71224305329 2002 2226.12096563604 2003 2350.90006911102 2004 2449.72130596236 2005 2243.46710350757 2006 2192.17621383712 2007 2681.17953837924 2008 2689.24029396726 2009 2606.39421526002 2010 2500.71308802819 2011 2480.15476856639 2012 2562.97820377015 2013 2770.74039265155 2014 2773.30062762991 2015 2860.75073537074 2016 3061.5462200275 2017 3050.38827700487