Frequencies for first 10,000 rows of pct012l182 variable in sf12010860us31 dataset :

   75 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,999       79.99       79.99
          1 |        846        8.46       88.45
          2 |        376        3.76       92.21
          3 |        214        2.14       94.35
          4 |        143        1.43       95.78
          5 |         86        0.86       96.64
          6 |         65        0.65       97.29
          7 |         45        0.45       97.74
          8 |         29        0.29       98.03
          9 |         26        0.26       98.29
         10 |         38        0.38       98.67
         11 |         16        0.16       98.83
         12 |         13        0.13       98.96
         13 |         11        0.11       99.07
         14 |         12        0.12       99.19
         15 |         11        0.11       99.30
         16 |          9        0.09       99.39
         17 |          8        0.08       99.47
         18 |          2        0.02       99.49
         19 |          3        0.03       99.52
         20 |          4        0.04       99.56
         21 |          3        0.03       99.59
         22 |          2        0.02       99.61
         23 |          3        0.03       99.64
         24 |          5        0.05       99.69
         25 |          4        0.04       99.73
         27 |          2        0.02       99.75
         28 |          2        0.02       99.77
         29 |          2        0.02       99.79
         30 |          3        0.03       99.82
         32 |          2        0.02       99.84
         33 |          1        0.01       99.85
         34 |          2        0.02       99.87
         36 |          1        0.01       99.88
         40 |          1        0.01       99.89
         43 |          1        0.01       99.90
         48 |          1        0.01       99.91
         51 |          1        0.01       99.92
         52 |          1        0.01       99.93
         54 |          1        0.01       99.94
         71 |          1        0.01       99.95
         78 |          1        0.01       99.96
         97 |          1        0.01       99.97
         99 |          1        0.01       99.98
        157 |          1        0.01       99.99
        158 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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