Frequencies for state variable in pdp2011 dataset : State | Freq. Percent Cum. -------------------------+----------------------------------- Alabama | 29 2.00 2.00 Alaska | 24 1.66 3.66 American Samoa | 2 0.14 3.79 Arizona | 25 1.72 5.52 Arkansas | 29 2.00 7.52 California | 28 1.93 9.45 Colorado | 26 1.79 11.24 Connecticut | 29 2.00 13.24 Delaware | 28 1.93 15.17 Florida | 27 1.86 17.03 Georgia | 27 1.86 18.90 Guam | 2 0.14 19.03 Hawaii | 23 1.59 20.62 Idaho | 30 2.07 22.69 Illinois | 30 2.07 24.76 Indiana | 27 1.86 26.62 Iowa | 28 1.93 28.55 Kansas | 28 1.93 30.48 Kentucky | 27 1.86 32.34 Louisiana | 27 1.86 34.21 Maine | 25 1.72 35.93 Maryland | 28 1.93 37.86 Massachusetts | 29 2.00 39.86 Michigan | 30 2.07 41.93 Minnesota | 28 1.93 43.86 Mississippi | 27 1.86 45.72 Missouri | 27 1.86 47.59 Montana | 28 1.93 49.52 Nebraska | 28 1.93 51.45 Nevada | 26 1.79 53.24 New Hampshire | 25 1.72 54.97 New Jersey | 28 1.93 56.90 New Mexico | 27 1.86 58.76 New York | 30 2.07 60.83 North Carolina | 28 1.93 62.76 North Dakota | 28 1.93 64.69 Northern Mariana Islands | 2 0.14 64.83 Ohio | 29 2.00 66.83 Oklahoma | 28 1.93 68.76 Oregon | 27 1.86 70.62 Pennsylvania | 33 2.28 72.90 Puerto Rico | 17 1.17 74.07 Rhode Island | 29 2.00 76.07 South Carolina | 29 2.00 78.07 South Dakota | 28 1.93 80.00 Tennessee | 29 2.00 82.00 Texas | 28 1.93 83.93 Utah | 30 2.07 86.00 Vermont | 29 2.00 88.00 Virgin Islands | 4 0.28 88.28 Virginia | 27 1.86 90.14 Washington | 27 1.86 92.00 Washington D.C. | 28 1.93 93.93 West Virginia | 33 2.28 96.21 Wisconsin | 27 1.86 98.07 Wyoming | 28 1.93 100.00 -------------------------+----------------------------------- Total | 1,450 100.00 by Jean Roth , jroth@nber.org , 14 Apr 2016