Frequencies for first 10,000 rows of prov0100 variable in posclia2003 dataset :

   prov0100 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,970       99.70       99.70
         FI |          1        0.01       99.71
   19940314 |          1        0.01       99.72
   19960326 |          1        0.01       99.73
   19960801 |          1        0.01       99.74
   19961028 |          1        0.01       99.75
   19970327 |          1        0.01       99.76
   19970602 |          1        0.01       99.77
   19970708 |          4        0.04       99.81
   19980416 |          1        0.01       99.82
   19980902 |          2        0.02       99.84
   19981022 |          1        0.01       99.85
   20000101 |          1        0.01       99.86
   20010120 |          1        0.01       99.87
   20010920 |          1        0.01       99.88
   20010924 |          3        0.03       99.91
   20020101 |          2        0.02       99.93
   20021001 |          1        0.01       99.94
   20021104 |          1        0.01       99.95
   20021217 |          1        0.01       99.96
   20030101 |          1        0.01       99.97
   20030316 |          1        0.01       99.98
   20030712 |          1        0.01       99.99
   20031123 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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