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The bar chart shows the percentage of part-time workers in the four countries of the United Kingdom, England, Northern Ireland, Scotland and Wales, in 1980 and 2010.
Overall, the percentage of part-time workers increased in three countries, but it decreased in Northern Ireland. Wales had the highest percentage in both years.
In 1980, Wales had the most part-time workers with about 32%, and England was the second with 25%. Northern Ireland and Scotland had much lower figures, at 15% and 11%, and Scotland was the lowest of the four countries.
In 2010, the percentage in Wales increased slightly to 35%, and England also went up to 31%. Scotland had the biggest increase, from 11% to almost 20%, so it was higher than Northern Ireland in 2010. However, Northern Ireland was the only country where the percentage of part-time workers fell, from 15% to 13%, and it became the country with the lowest figure.