A facility operator shall maintain complete and accurate records that identify for each table game and type of game by daily, cumulative month-to-date, and cumulative year-to-date basis: Statistical drop; Statistical win; and Statistical win-to-drop percentages. A facility operator shall: Prepare and distribute statistical reports to gaming facility management on at least a monthly basis; Using a 95 percent confidence interval, investigate fluctuations outside of the standard deviation from: The facility operator’s table game win-to-drop percentage for the previous business year; or In the initial year of operations, the previous month; and Document the results of the investigation required under §B(2) of this regulation in writing and submit a copy of the written investigation results to the Commission.