Frequencies for first 10,000 rows of pct012h198 variable in sf12010860us27 dataset :

   91 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,046       90.46       90.46
          1 |        547        5.47       95.93
          2 |        148        1.48       97.41
          3 |         48        0.48       97.89
          4 |         22        0.22       98.11
          5 |         28        0.28       98.39
          6 |         11        0.11       98.50
          7 |          7        0.07       98.57
          8 |         11        0.11       98.68
          9 |          8        0.08       98.76
         10 |          8        0.08       98.84
         11 |          7        0.07       98.91
         12 |          6        0.06       98.97
         13 |          5        0.05       99.02
         14 |          4        0.04       99.06
         15 |          8        0.08       99.14
         16 |          7        0.07       99.21
         17 |          7        0.07       99.28
         18 |          6        0.06       99.34
         19 |          7        0.07       99.41
         20 |          6        0.06       99.47
         21 |          2        0.02       99.49
         22 |          4        0.04       99.53
         23 |          4        0.04       99.57
         24 |          5        0.05       99.62
         25 |          5        0.05       99.67
         26 |          4        0.04       99.71
         27 |          1        0.01       99.72
         28 |          3        0.03       99.75
         29 |          3        0.03       99.78
         30 |          2        0.02       99.80
         32 |          1        0.01       99.81
         33 |          2        0.02       99.83
         34 |          1        0.01       99.84
         35 |          1        0.01       99.85
         36 |          3        0.03       99.88
         37 |          1        0.01       99.89
         39 |          2        0.02       99.91
         41 |          2        0.02       99.93
         43 |          1        0.01       99.94
         49 |          2        0.02       99.96
         54 |          1        0.01       99.97
         55 |          1        0.01       99.98
         58 |          1        0.01       99.99
         90 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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