General ordinary people and interviewees. That was back in the 90s. We had those customs and those were plus factors. But of course for "very top-class universities only". Because back in the 80s and 90s, people were hard to visit outer states. Study in foreign means two meanings. Really rich or very intelligent. Although not these days because pretty much anybody can study abroad. Unless for very poor.
Ah, there were some people like international companies who stationed abroad or families of foreign ministries of government. Those people were exceptions. They can station abroad although they weren't rich or intelligent.