Survey among male and female employees, concerning work and income in about 120 different professions. Sector in which respondent is working / name of profession / level of attained education / having one job or more / looked for another job during the past four weeks / characteristics of organisation at which respondent is working / employment history / working hours / employment contract and salary / sex / age / native country, and native country of mother / year of starting to live in the Netherlands, and reason for coming to live in the Netherlands / living conditions / average working hours of partner / approximate net household income per month / number of children, and their age / paid help in household, and if yes for how many hours a week / dividing domestic tasks