Response options: Albania (1998), Albania (2002), Albania (2008), Algeria (2002), Algeria (2013), Andorra (2005), Azerbaijan (1997), Azerbaijan (2008), Azerbaijan (2011), Argentina (1984), Argentina (1991), Argentina (1995), Argentina (1999), Argentina (2006), Argentina (2013), Australia (1981), Australia (1995), Australia (2005), Australia (2012), Austria (1990)
Response options: Missing; Not specified, Not asked, Not applicable, No answer, Don´t know, Sobre todo, soy indígena, Afghanistan, Albanian, Armenian, Arabic, Ashuri, Asian, Asian - Central (Saudi), Asian - Central (Yemeni), Asian - Central (Arabic), Asian - East (Chinese, Japanese), Asian - South (Indian, Hindu, Pakistani, Bangladeshi), Asian - South-East (Philippino, Malay, Indonesian), Australian - Aboriginal, Australian - English speaking
Response options: Missing; Unknown, Not asked in survey, Not applicable, No answer, Don´t know, Respondent was very interested, Respondent was somewhat interested, Respondent was not interested