Frequencies for first 10,000 rows of pct012i101 variable in sf12000860us24 dataset :

   98 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,850       88.50       88.50
          1 |        839        8.39       96.89
          2 |        223        2.23       99.12
          3 |         51        0.51       99.63
          4 |         22        0.22       99.85
          5 |          7        0.07       99.92
          6 |          5        0.05       99.97
          7 |          1        0.01       99.98
          8 |          1        0.01       99.99
          9 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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