Frequencies for first 10,000 rows of pct0120203 variable in sf12010860us17 dataset :

   96 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,027       50.27       50.27
          1 |      1,484       14.84       65.11
          2 |        766        7.66       72.77
          3 |        488        4.88       77.65
          4 |        362        3.62       81.27
          5 |        287        2.87       84.14
          6 |        266        2.66       86.80
          7 |        206        2.06       88.86
          8 |        175        1.75       90.61
          9 |        152        1.52       92.13
         10 |        115        1.15       93.28
         11 |        108        1.08       94.36
         12 |         99        0.99       95.35
         13 |         85        0.85       96.20
         14 |         56        0.56       96.76
         15 |         41        0.41       97.17
         16 |         47        0.47       97.64
         17 |         30        0.30       97.94
         18 |         35        0.35       98.29
         19 |         30        0.30       98.59
         20 |         24        0.24       98.83
         21 |         20        0.20       99.03
         22 |         17        0.17       99.20
         23 |         11        0.11       99.31
         24 |         14        0.14       99.45
         25 |          3        0.03       99.48
         26 |          9        0.09       99.57
         27 |          2        0.02       99.59
         28 |          1        0.01       99.60
         29 |          4        0.04       99.64
         30 |          6        0.06       99.70
         31 |          6        0.06       99.76
         32 |          1        0.01       99.77
         33 |          2        0.02       99.79
         34 |          1        0.01       99.80
         35 |          1        0.01       99.81
         36 |          1        0.01       99.82
         37 |          2        0.02       99.84
         38 |          3        0.03       99.87
         39 |          2        0.02       99.89
         40 |          2        0.02       99.91
         42 |          1        0.01       99.92
         43 |          1        0.01       99.93
         45 |          1        0.01       99.94
         47 |          1        0.01       99.95
         49 |          2        0.02       99.97
         51 |          2        0.02       99.99
         64 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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