In 2010, the percentage of workers belonging to a union in the United States (or total labor union "density") was 11.4%, compared to 18.4% in Germany, 27.5% in Canada, and 70% in Finland.
The percentage of workers (or total labor union "density") was 11.4%. This was in 2010. This was compared to 18.4% in Germany. This was compared to 27.5% in Canada. This was compared to 70% in Finland. These workers were belonging to a union in the United States.