"Legal entity status","2017","2018","2019","2020","2021" "Sole proprietor",3330746,3390518,3375825,3113324,3417240 "Partnership",29558953,32066404,31165351,27350472,35534506 "Corporation",187995028,201887518,204081068,187170342,221321847 "Trust, unknown, and other",1556986,1600262,1444598,1383882,1517587 "Total",222441713,238944701,240066842,219018019,261791180