Frequencies for first 10,000 rows of state variable in ma2018 dataset :

          State |      Freq.     Percent        Cum.
----------------+-----------------------------------
                |          1        0.01        0.01
        Alabama |        573        5.73        5.74
        Arizona |         98        0.98        6.72
       Arkansas |        940        9.40       16.12
     California |        376        3.76       19.88
       Colorado |        608        6.08       25.96
    Connecticut |        149        1.49       27.45
       Delaware |         24        0.24       27.69
        Florida |      1,073       10.73       38.42
        Georgia |      1,423       14.23       52.65
         Hawaii |         26        0.26       52.91
          Idaho |        259        2.59       55.50
       Illinois |      1,542       15.42       70.92
        Indiana |      1,015       10.15       81.07
           Iowa |        677        6.77       87.84
         Kansas |        576        5.76       93.60
       Kentucky |        640        6.40      100.00
----------------+-----------------------------------
          Total |     10,000      100.00

by Jean Roth , jroth@nber.org ,