Nice business if the government will enforce your monopoly.
Tribal gaming revenue in Wisconsin increased from $1 billion in 2002 to $1.3 billion in 2006 in aggregate – representing a 24.4 percent increase in a five-year period reviewed by the Legislative Audit Bureau in 2007. It’s the latest state data available because the bureau only analyzes data every other year and is not scheduled to release another report until 2009.