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Occupation group 4

Where are clerical workers most common?

Clerical support workers (ISCO-08 group 4): AI exposure 8.5/10, and the countries where they make up the biggest share of jobs.

The short version

  • AI exposure score: 8.5/10. Robotics risk 2.5/10; work-from-home potential 8.5/10. These come from our model-estimated scoring of ISCO-08 group 4, the same score in every country (see methodology).
  • Share of jobs varies a lot by country: from 0.1% in Afghanistan to 22.7% in Réunion. The typical country sits at 4.5%.
  • Worldwide, 4.7% of workers in the 147 ranked countries do this kind of work.

Countries where clerical workers are the biggest share of jobs

Share of workers who are clerical workers, top 10 countriesBar chart of the ten countries where clerical workers are the largest share of all jobs.Réunion22.7%Puerto Rico16.9%South Korea12.5%Belgium12.5%Germany12.4%Switzerland12.2%Italy11.9%Argentina11.5%Trinidad and Tobago11.5%Greece11.4%

Share of all employed people, latest year per country (ILO ILOSTAT and national statistics). Only countries and territories that report all nine ISCO-08 major groups and have at least 200,000 workers are ranked.

CountryShare of jobsWorkersAI exposure (whole economy)
Réunion22.7%56K5.11
Puerto Rico16.9%174K5.03
South Korea12.5%3.6M4.85
Belgium12.5%627K5.31
Germany12.4%5.2M5.30
Switzerland12.2%566K5.35
Italy11.9%2.9M4.82
Argentina11.5%1.5M4.38
Trinidad and Tobago11.5%67K4.11
Greece11.4%493K4.88
United States11.3%16.2M5.06
Australia10.7%1.8M4.95

Countries with the most clerical workers in absolute numbers

CountryWorkersShare of jobs
United States16.2M11.3%
India11.1M2.3%
Brazil8.6M8.4%
Indonesia5.8M4.2%
Germany5.2M12.4%
Mexico3.8M6.4%
South Korea3.6M12.5%
Philippines3.5M7.5%
United Kingdom3.0M8.9%
Italy2.9M11.9%

How the share changes with national income

Grouping countries by the UNDP Human Development Index shows whether this kind of work grows or shrinks as economies develop.

HDI groupCountriesMedian share of jobs
Very high (0.800+)568.0%
High (0.700-0.799)304.7%
Medium (0.550-0.699)331.7%
Low (below 0.550)220.9%

The fewest: Afghanistan (0.1%), Laos (0.2%), Burundi (0.3%), Uganda (0.4%), Tanzania (0.4%).

What this means

A country's AI exposure depends on how many of its workers sit in high-score groups. Clerical support workers score 8.5/10, so a country with a bigger share of this group pulls its national average up. Compare any country in the explore tool, or check a specific job with the job risk calculator.

Related reading

Method: scores are model-estimated and describe job groups, not individual jobs. Data year differs by country. See methodology. Page updated 2026-10-28.

Frequently asked questions

Which countries have the most clerical workers?

Measured as a share of all jobs, the top three are Réunion (23%), Puerto Rico (17%), South Korea (13%). Across the 147 countries ranked here, the typical country has 4.5% of its workers in this group.

How exposed are clerical workers to AI?

Clerical support workers score 8.5/10 for AI exposure in our model-estimated scoring, with 2.5/10 for robotics risk and 8.5/10 for work-from-home potential. These are estimates, not forecasts.

Does the share of clerical workers change with national income?

Yes. Using the UNDP Human Development Index to group countries, the median share is 8.0% in very high HDI countries and 0.9% in low HDI countries.

Where does this data come from?

Employment by occupation comes from ILO ILOSTAT and national statistics offices, using the latest year each country reports. Only the 147 countries and territories with all nine ISCO-08 major groups and at least 200,000 workers are ranked.