“…The survey includes respondents aged 24–65 at the time of the survey, and at least 18 when they moved to Switzerland. To capture the different immigrant groups in Switzerland, the survey used a mixed-mode approach (principally online, available by telephone), and was administered in six languages: German, French, Italian, English, Spanish, and Portuguese – the official languages of Switzerland, English, and the languages of the two remaining most numerous immigrant groups in Switzerland 2 (for a review of the survey, see Steiner and Landös (2019) and Gerber and Wanner (2019)). A total number of 18,372 individuals were contacted, using official and harmonized registers as the sampling frame; a total number of 7740 replied (of which 207 by telephone), yielding a response rate of 42.2%.…”