Frequencies for first 10,000 rows of pct012i093 variable in sf12000860us24 dataset :

   90 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,716       47.16       47.16
          1 |      1,682       16.82       63.98
          2 |        913        9.13       73.11
          3 |        614        6.14       79.25
          4 |        405        4.05       83.30
          5 |        328        3.28       86.58
          6 |        221        2.21       88.79
          7 |        174        1.74       90.53
          8 |        159        1.59       92.12
          9 |        143        1.43       93.55
         10 |         96        0.96       94.51
         11 |        106        1.06       95.57
         12 |         72        0.72       96.29
         13 |         59        0.59       96.88
         14 |         47        0.47       97.35
         15 |         41        0.41       97.76
         16 |         31        0.31       98.07
         17 |         31        0.31       98.38
         18 |         18        0.18       98.56
         19 |         16        0.16       98.72
         20 |         18        0.18       98.90
         21 |         13        0.13       99.03
         22 |         19        0.19       99.22
         23 |         15        0.15       99.37
         24 |          8        0.08       99.45
         25 |          6        0.06       99.51
         26 |          9        0.09       99.60
         27 |          3        0.03       99.63
         28 |          1        0.01       99.64
         29 |          2        0.02       99.66
         30 |          4        0.04       99.70
         31 |          6        0.06       99.76
         32 |          3        0.03       99.79
         33 |          4        0.04       99.83
         35 |          3        0.03       99.86
         36 |          1        0.01       99.87
         39 |          1        0.01       99.88
         41 |          1        0.01       99.89
         48 |          1        0.01       99.90
         49 |          1        0.01       99.91
         51 |          2        0.02       99.93
         54 |          1        0.01       99.94
         55 |          3        0.03       99.97
         56 |          1        0.01       99.98
         59 |          1        0.01       99.99
         66 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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