Frequencies for first 10,000 rows of pct012n119 variable in sf12000860us29 dataset :

   12 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,883       88.83       88.83
          1 |        776        7.76       96.59
          2 |        188        1.88       98.47
          3 |         62        0.62       99.09
          4 |         33        0.33       99.42
          5 |         12        0.12       99.54
          6 |         11        0.11       99.65
          7 |          5        0.05       99.70
          8 |          3        0.03       99.73
          9 |          9        0.09       99.82
         10 |          2        0.02       99.84
         11 |          2        0.02       99.86
         13 |          2        0.02       99.88
         14 |          1        0.01       99.89
         15 |          1        0.01       99.90
         18 |          1        0.01       99.91
         19 |          1        0.01       99.92
         20 |          2        0.02       99.94
         21 |          1        0.01       99.95
         26 |          1        0.01       99.96
         28 |          1        0.01       99.97
         32 |          1        0.01       99.98
         41 |          1        0.01       99.99
         51 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2017