Frequencies for first 10,000 rows of pct012a203 variable in sf12010880us20 dataset :

   96 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,962       59.62       59.62
          1 |      1,351       13.51       73.13
          2 |        636        6.36       79.49
          3 |        382        3.82       83.31
          4 |        266        2.66       85.97
          5 |        233        2.33       88.30
          6 |        197        1.97       90.27
          7 |        160        1.60       91.87
          8 |        125        1.25       93.12
          9 |        117        1.17       94.29
         10 |         91        0.91       95.20
         11 |         83        0.83       96.03
         12 |         62        0.62       96.65
         13 |         55        0.55       97.20
         14 |         47        0.47       97.67
         15 |         34        0.34       98.01
         16 |         37        0.37       98.38
         17 |         19        0.19       98.57
         18 |         20        0.20       98.77
         19 |         23        0.23       99.00
         20 |         14        0.14       99.14
         21 |         15        0.15       99.29
         22 |         10        0.10       99.39
         23 |         11        0.11       99.50
         24 |          5        0.05       99.55
         25 |          4        0.04       99.59
         26 |          7        0.07       99.66
         27 |          1        0.01       99.67
         28 |          4        0.04       99.71
         29 |          4        0.04       99.75
         30 |          5        0.05       99.80
         31 |          2        0.02       99.82
         32 |          1        0.01       99.83
         34 |          2        0.02       99.85
         35 |          1        0.01       99.86
         36 |          3        0.03       99.89
         37 |          3        0.03       99.92
         38 |          2        0.02       99.94
         41 |          2        0.02       99.96
         42 |          1        0.01       99.97
         47 |          1        0.01       99.98
         49 |          1        0.01       99.99
         62 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017