A new study from Citizens for Tax Justice claims that Apple tops the list of U.S. companies profiting from keeping its money in foreign countries. According to the study, Apple booked $214.9 billion in revenue offshore in 2015, revenue on which the company would have paid $65.4 billion if that money wasn’t kept outside the country. The report mentions a 2013 investigation into Apple’s two Irish subsidiaries that were structured to be “tax…