Frequencies for first 10,000 rows of proc53d variable in namcs2014 dataset :

   Write-in |
  procedure |
   code - 3 |
      digit |      Freq.     Percent        Cum.
------------+-----------------------------------
         -9 |      9,966       99.66       99.66
        039 |          1        0.01       99.67
        134 |          1        0.01       99.68
        137 |          3        0.03       99.71
        465 |          1        0.01       99.72
        887 |          1        0.01       99.73
        893 |          2        0.02       99.75
        895 |          1        0.01       99.76
        902 |          1        0.01       99.77
        905 |          2        0.02       99.79
        940 |          2        0.02       99.81
        950 |          5        0.05       99.86
        951 |          1        0.01       99.87
        954 |          2        0.02       99.89
        992 |          1        0.01       99.90
        993 |          2        0.02       99.92
        994 |          1        0.01       99.93
        995 |          6        0.06       99.99
        999 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017