The following data represent U.S. college enrollments by census categories as measured in 1982 and 1991. Plot the data in a form that represents the changing ethnic distribution of college students in the United States. (The data entries are in thousands.)

Ethnic Group 1982 1991 White 9,997 10,990 Black 1,101 1,335 Native American 88 114 Hispanic 519 867 Asian 351 637 Foreign 331 416