Year	including construction (constant 2010 US$)
1997	41122.8856189942
1998	41410.4793738762
1999	40859.9456680807
2000	37224.5442373049
2001	37688.8458725693
2002	39423.8298290748
2003	40585.5275193571
2004	40751.8142113994
2005	39594.0152868609
2006	47810.9700895588
2007	49917.5186230117
2008	49097.498181566