Frequencies for first 10,000 rows of prov0605 variable in posclia1997 dataset :

   prov0605 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,330       93.30       93.30
      00520 |        119        1.19       94.49
      00542 |          1        0.01       94.50
      01030 |        445        4.45       98.95
      01360 |          1        0.01       98.96
      02050 |        104        1.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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