Frequencies for first 10,000 rows of pct012k121 variable in sf12000860us26 dataset :

   14 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,912       89.12       89.12
          1 |        792        7.92       97.04
          2 |        181        1.81       98.85
          3 |         53        0.53       99.38
          4 |         23        0.23       99.61
          5 |          9        0.09       99.70
          6 |          6        0.06       99.76
          7 |          4        0.04       99.80
          8 |          3        0.03       99.83
          9 |          3        0.03       99.86
         10 |          1        0.01       99.87
         13 |          1        0.01       99.88
         16 |          1        0.01       99.89
         21 |          2        0.02       99.91
         25 |          1        0.01       99.92
         32 |          3        0.03       99.95
         38 |          1        0.01       99.96
         46 |          1        0.01       99.97
         52 |          1        0.01       99.98
         65 |          1        0.01       99.99
         71 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 Apr 2017