Frequencies for first 10,000 rows of pct012j201 variable in sf12010880us29 dataset :

   94 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,001       90.01       90.01
          1 |        520        5.20       95.21
          2 |        195        1.95       97.16
          3 |         87        0.87       98.03
          4 |         46        0.46       98.49
          5 |         33        0.33       98.82
          6 |         27        0.27       99.09
          7 |         15        0.15       99.24
          8 |         16        0.16       99.40
          9 |          5        0.05       99.45
         10 |         10        0.10       99.55
         11 |         10        0.10       99.65
         12 |          4        0.04       99.69
         13 |          3        0.03       99.72
         14 |          4        0.04       99.76
         16 |          4        0.04       99.80
         17 |          3        0.03       99.83
         18 |          2        0.02       99.85
         19 |          3        0.03       99.88
         20 |          2        0.02       99.90
         21 |          1        0.01       99.91
         23 |          1        0.01       99.92
         24 |          2        0.02       99.94
         25 |          1        0.01       99.95
         26 |          1        0.01       99.96
         28 |          2        0.02       99.98
         29 |          1        0.01       99.99
         34 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017