Frequencies for first 10,000 rows of pct012g063 variable in sf12010860us26 dataset :

   60 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,318       73.18       73.18
          1 |      1,381       13.81       86.99
          2 |        564        5.64       92.63
          3 |        285        2.85       95.48
          4 |        141        1.41       96.89
          5 |         83        0.83       97.72
          6 |         63        0.63       98.35
          7 |         36        0.36       98.71
          8 |         31        0.31       99.02
          9 |         14        0.14       99.16
         10 |         23        0.23       99.39
         11 |         10        0.10       99.49
         12 |          6        0.06       99.55
         13 |          8        0.08       99.63
         14 |          2        0.02       99.65
         15 |          8        0.08       99.73
         17 |          4        0.04       99.77
         18 |          2        0.02       99.79
         19 |          3        0.03       99.82
         20 |          3        0.03       99.85
         21 |          3        0.03       99.88
         22 |          2        0.02       99.90
         23 |          2        0.02       99.92
         24 |          2        0.02       99.94
         25 |          2        0.02       99.96
         26 |          1        0.01       99.97
         29 |          2        0.02       99.99
         38 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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