Frequencies for first 10,000 rows of pct0120100 variable in sf12010860us17 dataset :

   97 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,609       76.09       76.09
          1 |      1,291       12.91       89.00
          2 |        538        5.38       94.38
          3 |        257        2.57       96.95
          4 |        140        1.40       98.35
          5 |         77        0.77       99.12
          6 |         42        0.42       99.54
          7 |         17        0.17       99.71
          8 |         12        0.12       99.83
          9 |          8        0.08       99.91
         10 |          1        0.01       99.92
         11 |          1        0.01       99.93
         12 |          1        0.01       99.94
         13 |          3        0.03       99.97
         14 |          1        0.01       99.98
         16 |          1        0.01       99.99
         17 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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