what percentage of all businesses in the u.s. are partnerships?
Pass-through businesses are the most common business form in the United States. Of the 27.7 million firms in 2011,[14] about 94 percent of them were pass-through businesses according to the Census Bureau (Figure 3).[15] Sole proprietorships comprise the majority of all business forms. According to Census data, 73.1 percent of all businesses were sole proprietorships (20.3 million firms). 13.1 percent of all businesses were S corporations (3.65 million firms), and about 8 percent were partnerships (2.2 million firms).