Frequencies for first 10,000 rows of pct012j088 variable in sf12000860us25 dataset :

   85 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,144       81.44       81.44
          1 |        880        8.80       90.24
          2 |        329        3.29       93.53
          3 |        186        1.86       95.39
          4 |        126        1.26       96.65
          5 |         80        0.80       97.45
          6 |         46        0.46       97.91
          7 |         33        0.33       98.24
          8 |         32        0.32       98.56
          9 |         24        0.24       98.80
         10 |         17        0.17       98.97
         11 |          9        0.09       99.06
         12 |         19        0.19       99.25
         13 |          9        0.09       99.34
         14 |         11        0.11       99.45
         15 |          7        0.07       99.52
         16 |          3        0.03       99.55
         17 |          1        0.01       99.56
         18 |          4        0.04       99.60
         19 |          3        0.03       99.63
         20 |          3        0.03       99.66
         21 |          5        0.05       99.71
         22 |          2        0.02       99.73
         23 |          4        0.04       99.77
         24 |          4        0.04       99.81
         25 |          2        0.02       99.83
         27 |          2        0.02       99.85
         28 |          2        0.02       99.87
         30 |          4        0.04       99.91
         31 |          1        0.01       99.92
         32 |          3        0.03       99.95
         33 |          2        0.02       99.97
         43 |          1        0.01       99.98
         54 |          1        0.01       99.99
         57 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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