Year	including construction (constant 2010 US$)
2006	38293.4662330307
2007	41414.3857140367
2008	41267.3859387478
2009	46326.7948489837
2010	48082.8992170509
2011	43918.9271802712
2012	40707.5935455977
2013	41037.7213306952
2014	52042.5754708785