Frequencies for state variable in nmprior dataset :

      state |
     number |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        125        1.89        1.89
          2 |         17        0.26        2.15
          4 |        199        3.01        5.16
          5 |         65        0.98        6.14
          6 |        997       15.08       21.23
          8 |         90        1.36       22.59
          9 |         74        1.12       23.71
         10 |         33        0.50       24.21
         11 |         10        0.15       24.36
         12 |        846       12.80       37.16
         13 |        207        3.13       40.29
         15 |         38        0.57       40.86
         16 |         17        0.26       41.12
         17 |        170        2.57       43.69
         18 |        108        1.63       45.33
         19 |         26        0.39       45.72
         20 |         33        0.50       46.22
         21 |         75        1.13       47.35
         22 |        140        2.12       49.47
         23 |         12        0.18       49.65
         24 |        117        1.77       51.42
         25 |         88        1.33       52.75
         26 |        198        3.00       55.75
         27 |         26        0.39       56.14
         28 |         62        0.94       57.08
         29 |         83        1.26       58.34
         30 |         12        0.18       58.52
         31 |         12        0.18       58.70
         32 |         85        1.29       59.98
         33 |         17        0.26       60.24
         34 |        212        3.21       63.45
         35 |         80        1.21       64.66
         36 |        376        5.69       70.35
         37 |        218        3.30       73.65
         38 |         15        0.23       73.87
         39 |        126        1.91       75.78
         40 |         61        0.92       76.70
         41 |         74        1.12       77.82
         42 |        218        3.30       81.12
         44 |         16        0.24       81.36
         45 |        128        1.94       83.30
         46 |         13        0.20       83.49
         47 |        116        1.75       85.25
         48 |        606        9.17       94.42
         49 |         56        0.85       95.26
         50 |          7        0.11       95.37
         51 |        108        1.63       97.00
         53 |        109        1.65       98.65
         54 |         24        0.36       99.02
         55 |         53        0.80       99.82
         56 |         12        0.18      100.00
------------+-----------------------------------
      Total |      6,610      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016