Frequencies for first 10,000 rows of prov4470 variable in posclia2004 dataset :

   prov4470 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,254       92.54       92.54
          A |        192        1.92       94.46
          B |          5        0.05       94.51
          C |        118        1.18       95.69
          D |         17        0.17       95.86
          E |         69        0.69       96.55
          F |         34        0.34       96.89
          G |         21        0.21       97.10
          H |         59        0.59       97.69
          I |          3        0.03       97.72
          J |          5        0.05       97.77
          V |        223        2.23      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016