 The resort has sparked an economic boom for the CTUIR, which has increased the tribal operating budget from less than $10 million in 1992 to approximately $145 million in 2007.That grew to $190 million in 2010 as the casino draws approximately 750,000 people each year.The largest expenditures and the largest single department in the tribal government are devoted to protecting and restoring natural resources on the reservation and throughout the traditional homelands of the three tribes.