We've got out two monthly Nevada revenue reports, updated for March:
Nevada Gaming Statistics: The Last Six Months
Recent Trends for Casino Revenues, October 2012 to March 2013
Nevada Gaming Statistics: March Comparison
Statewide, Las Vegas Strip, Downtown Las Vegas, Washoe County, and Boulder Strip figures for the month of March, 2004-2013
These reports are useful for reading the numbers into both their recent and historic contexts.