An even broader look at the dynamics between demographics and lottery purchases is the subject of a 2012 study from researchers at the University of Buffalo, also published in the Journal of Gambling Studies. That study, titled “Gambling on the Lottery: Sociodemographic Correlates Across the Lifespan,” analyzes telephone survey data from a random sampling of nearly 5,000 Americans; the data were compiled from two surveys conducted at different times, one with persons ages 14-21 (though 18 is technically the legal age to play) and the other survey with those 18 and older. The survey asked respondents about all forms of lottery play in the past 12 months, “including instant scratch tickets, daily numbers or Lotto….”