Utah State University Extension
An estimated 17.3 million visitors traveled to Utah in 2001, according to the Utah Division of Travel Development. These visitors spent an estimated $4.15 billion, generating $332 million in state and local taxes.
Sudmeir-Rieux, Karen and McConkie, Caryl, "Tourism Challenges for Utah in the 21st Century" (2002). All Current Publications. Paper 1006.