Frequencies for first 10,000 rows of pct012j085 variable in sf12010860us29 dataset :

   82 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,485       74.85       74.85
          1 |        947        9.47       84.32
          2 |        450        4.50       88.82
          3 |        280        2.80       91.62
          4 |        170        1.70       93.32
          5 |        105        1.05       94.37
          6 |         98        0.98       95.35
          7 |         87        0.87       96.22
          8 |         62        0.62       96.84
          9 |         37        0.37       97.21
         10 |         32        0.32       97.53
         11 |         19        0.19       97.72
         12 |         29        0.29       98.01
         13 |         13        0.13       98.14
         14 |         13        0.13       98.27
         15 |         11        0.11       98.38
         16 |         14        0.14       98.52
         17 |         14        0.14       98.66
         18 |          9        0.09       98.75
         19 |         14        0.14       98.89
         20 |          5        0.05       98.94
         21 |         11        0.11       99.05
         22 |          5        0.05       99.10
         23 |          9        0.09       99.19
         24 |          7        0.07       99.26
         25 |          5        0.05       99.31
         26 |          8        0.08       99.39
         27 |          5        0.05       99.44
         28 |          4        0.04       99.48
         29 |          4        0.04       99.52
         30 |          4        0.04       99.56
         32 |          7        0.07       99.63
         33 |          1        0.01       99.64
         34 |          2        0.02       99.66
         35 |          2        0.02       99.68
         36 |          1        0.01       99.69
         37 |          4        0.04       99.73
         38 |          4        0.04       99.77
         39 |          2        0.02       99.79
         40 |          1        0.01       99.80
         41 |          1        0.01       99.81
         44 |          2        0.02       99.83
         45 |          2        0.02       99.85
         48 |          3        0.03       99.88
         49 |          1        0.01       99.89
         50 |          1        0.01       99.90
         51 |          1        0.01       99.91
         52 |          1        0.01       99.92
         54 |          1        0.01       99.93
         56 |          1        0.01       99.94
         57 |          1        0.01       99.95
         58 |          1        0.01       99.96
         65 |          1        0.01       99.97
         80 |          1        0.01       99.98
         83 |          1        0.01       99.99
         88 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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