Frequencies for first 10,000 rows of pct012j089 variable in sf12000860us25 dataset :

   86 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,341       83.41       83.41
          1 |        826        8.26       91.67
          2 |        333        3.33       95.00
          3 |        135        1.35       96.35
          4 |         83        0.83       97.18
          5 |         68        0.68       97.86
          6 |         39        0.39       98.25
          7 |         33        0.33       98.58
          8 |         25        0.25       98.83
          9 |         18        0.18       99.01
         10 |         26        0.26       99.27
         11 |         14        0.14       99.41
         12 |          9        0.09       99.50
         13 |          4        0.04       99.54
         14 |          6        0.06       99.60
         15 |          7        0.07       99.67
         16 |          5        0.05       99.72
         17 |          6        0.06       99.78
         18 |          5        0.05       99.83
         19 |          1        0.01       99.84
         20 |          1        0.01       99.85
         21 |          3        0.03       99.88
         22 |          1        0.01       99.89
         23 |          2        0.02       99.91
         25 |          2        0.02       99.93
         27 |          1        0.01       99.94
         28 |          1        0.01       99.95
         30 |          1        0.01       99.96
         34 |          1        0.01       99.97
         36 |          2        0.02       99.99
         41 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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