Bar chart with 3 groups with 7 items per group.
Group 1, Diploma
Item 1, 1980 1051
Item 2, 1984 1021
Item 3, 1988 990
Item 4, 1992 951
Item 5, 1996 911
Item 6, 2000 799
Item 7, 2004 733
Group 2, Associate Degree
Item 1, 1980 309
Item 2, 1984 467
Item 3, 1988 576
Item 4, 1992 729
Item 5, 1996 965
Item 6, 2000 1088
Item 7, 2004 1227
Group 3, Baccalaureate Degree and Higher
Item 1, 1980 290
Item 2, 1984 388
Item 3, 1988 454
Item 4, 1992 558
Item 5, 1996 681
Item 6, 2000 802
Item 7, 2004 903