Frequencies for first 10,000 rows of prov0605 variable in posclia2001 dataset :

   prov0605 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,476       94.76       94.76
      00030 |         17        0.17       94.93
      00320 |          1        0.01       94.94
      00520 |         73        0.73       95.67
      01030 |        432        4.32       99.99
      01360 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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