Frequencies for first 10,000 rows of pct012b197 variable in sf12010860us21 dataset :

   90 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,693       76.93       76.93
          1 |        892        8.92       85.85
          2 |        431        4.31       90.16
          3 |        253        2.53       92.69
          4 |        151        1.51       94.20
          5 |        115        1.15       95.35
          6 |         85        0.85       96.20
          7 |         60        0.60       96.80
          8 |         44        0.44       97.24
          9 |         40        0.40       97.64
         10 |         28        0.28       97.92
         11 |         14        0.14       98.06
         12 |         17        0.17       98.23
         13 |         24        0.24       98.47
         14 |         18        0.18       98.65
         15 |         14        0.14       98.79
         16 |         12        0.12       98.91
         17 |          7        0.07       98.98
         18 |         14        0.14       99.12
         19 |          6        0.06       99.18
         20 |          5        0.05       99.23
         21 |          7        0.07       99.30
         22 |          6        0.06       99.36
         23 |         11        0.11       99.47
         24 |          5        0.05       99.52
         25 |          3        0.03       99.55
         26 |          5        0.05       99.60
         27 |          3        0.03       99.63
         28 |          2        0.02       99.65
         29 |          2        0.02       99.67
         30 |          2        0.02       99.69
         31 |          1        0.01       99.70
         32 |          4        0.04       99.74
         33 |          2        0.02       99.76
         34 |          2        0.02       99.78
         35 |          3        0.03       99.81
         36 |          1        0.01       99.82
         37 |          1        0.01       99.83
         38 |          1        0.01       99.84
         40 |          2        0.02       99.86
         42 |          1        0.01       99.87
         43 |          1        0.01       99.88
         44 |          1        0.01       99.89
         46 |          3        0.03       99.92
         48 |          1        0.01       99.93
         49 |          2        0.02       99.95
         53 |          1        0.01       99.96
         56 |          1        0.01       99.97
         59 |          1        0.01       99.98
         71 |          1        0.01       99.99
         74 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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