Frequencies for first 10,000 rows of pct012202 variable in sf12000860us14 dataset :

   95 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,070       50.70       50.70
          1 |      1,444       14.44       65.14
          2 |        733        7.33       72.47
          3 |        493        4.93       77.40
          4 |        384        3.84       81.24
          5 |        302        3.02       84.26
          6 |        244        2.44       86.70
          7 |        213        2.13       88.83
          8 |        183        1.83       90.66
          9 |        143        1.43       92.09
         10 |        107        1.07       93.16
         11 |        111        1.11       94.27
         12 |         80        0.80       95.07
         13 |         76        0.76       95.83
         14 |         58        0.58       96.41
         15 |         50        0.50       96.91
         16 |         45        0.45       97.36
         17 |         35        0.35       97.71
         18 |         32        0.32       98.03
         19 |         15        0.15       98.18
         20 |         20        0.20       98.38
         21 |         18        0.18       98.56
         22 |         21        0.21       98.77
         23 |         17        0.17       98.94
         24 |         10        0.10       99.04
         25 |         10        0.10       99.14
         26 |         11        0.11       99.25
         27 |          9        0.09       99.34
         28 |          8        0.08       99.42
         29 |          7        0.07       99.49
         30 |          7        0.07       99.56
         31 |          3        0.03       99.59
         32 |          7        0.07       99.66
         33 |          5        0.05       99.71
         34 |          1        0.01       99.72
         35 |          3        0.03       99.75
         36 |          4        0.04       99.79
         37 |          2        0.02       99.81
         38 |          2        0.02       99.83
         39 |          1        0.01       99.84
         40 |          2        0.02       99.86
         41 |          1        0.01       99.87
         42 |          1        0.01       99.88
         44 |          1        0.01       99.89
         45 |          1        0.01       99.90
         46 |          2        0.02       99.92
         47 |          1        0.01       99.93
         48 |          1        0.01       99.94
         52 |          1        0.01       99.95
         54 |          1        0.01       99.96
         64 |          1        0.01       99.97
         68 |          1        0.01       99.98
         70 |          1        0.01       99.99
         76 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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