1) According to the ISCED classification: International Standard Classification for Education 2011. For older data according to ISCED 1997 see archive table 0.23.
2) Some data are included in other columns, therefore, in parts the average values of individual education areas are not comparable to the values of others. For more details see source.
3) The year specifications may differ from the years of reference. For a detailed specification see source.
4) 2019: Data for upper secondary attainment by programme orientation include completion of a sufficient volume and standard of programmes that would be classified individually as completion of intermediate upper secondary programmes (12% of adults aged 25-64 are in this group).
5) The categories OECD/EU23 average represent those countries that were members of the OECD/EU in the respective year of reference.
6) 2014: EU21 average; 2015 to 2017: EU22 average.
7) 2016: Data should be used with caution.
8) In parts data refer to ISCED 1997, hence data are of limited comparability (see source).

a = data not applicable because category does not apply.
c = too few observations to provide reliable estimates. The calculation of the Länder averages includes those figures.
m = data not available.
y = data included in other category.

Last update: November 11, 2020

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