Access and usage follows societal stratification patterns: Upper middle class senior citizens hardly differ from the population average of all ages whereas the internet has hardly reached less well educated households. 36% of members of manager and professional's households are regular internet users but only 6.5% in less skilled worker's households.
Socio economic status (SES) is a compound indicator, ascribed to a household and derived from the main income earner’s educational attainment and professional status.