"Legal entity status","2013","2014","2015","2016","2017","2018","2019" "Sole proprietor",2007351,1999048,2123183,2251489,2286347,2222348,2229854 "Partnership",3182099,5460988,4319799,5123037,4710077,5285286,5747296 "Corporation",35475181,35036519,36171957,39278767,43240764,43387412,45312018 "Trust, unknown, and other",1544448,1873884,1705481,1771140,1672180,1712517,1809669 "Total",42209079,44370438,44320419,48424433,51909368,52607564,55098836