Frequencies for first 10,000 rows of pct012d176 variable in sf12010880us23 dataset :

   69 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,908       79.08       79.08
          1 |        795        7.95       87.03
          2 |        375        3.75       90.78
          3 |        197        1.97       92.75
          4 |        135        1.35       94.10
          5 |        107        1.07       95.17
          6 |         75        0.75       95.92
          7 |         48        0.48       96.40
          8 |         54        0.54       96.94
          9 |         37        0.37       97.31
         10 |         27        0.27       97.58
         11 |         31        0.31       97.89
         12 |         25        0.25       98.14
         13 |         13        0.13       98.27
         14 |         17        0.17       98.44
         15 |         16        0.16       98.60
         16 |         15        0.15       98.75
         17 |         10        0.10       98.85
         18 |         11        0.11       98.96
         19 |          5        0.05       99.01
         20 |         10        0.10       99.11
         21 |          3        0.03       99.14
         22 |          2        0.02       99.16
         23 |          9        0.09       99.25
         24 |          6        0.06       99.31
         26 |          9        0.09       99.40
         27 |          7        0.07       99.47
         28 |          3        0.03       99.50
         29 |          4        0.04       99.54
         30 |          4        0.04       99.58
         31 |          1        0.01       99.59
         32 |          2        0.02       99.61
         33 |          1        0.01       99.62
         34 |          3        0.03       99.65
         36 |          1        0.01       99.66
         38 |          2        0.02       99.68
         39 |          1        0.01       99.69
         40 |          2        0.02       99.71
         41 |          4        0.04       99.75
         42 |          1        0.01       99.76
         43 |          2        0.02       99.78
         46 |          2        0.02       99.80
         49 |          3        0.03       99.83
         51 |          1        0.01       99.84
         53 |          2        0.02       99.86
         54 |          1        0.01       99.87
         56 |          1        0.01       99.88
         57 |          1        0.01       99.89
         61 |          1        0.01       99.90
         62 |          1        0.01       99.91
         63 |          1        0.01       99.92
         78 |          1        0.01       99.93
         82 |          1        0.01       99.94
         85 |          1        0.01       99.95
         87 |          1        0.01       99.96
        148 |          1        0.01       99.97
        149 |          1        0.01       99.98
        166 |          1        0.01       99.99
        204 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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