Region

Per Capita Income

1969

1980

1990

2000

2012

Oklahoma

$3329

$9578

$16,177

$24,802

$40,620

Central

3651

10,481

16,924

26,452

42,411

Northeast

3456

10,041

17,125

26,172

42,011

Northwest

3371

10,042

16,517

23,785

41,195

Southeast

2363

7003

12,577

19,552

33,197

Southwest

3221

8303

14,928

21,351

37,557