Frequencies for first 10,000 rows of pct013e045 variable in sf12010880us35 dataset :

   67 to 69 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,834       98.34       98.34
          1 |        153        1.53       99.87
          2 |         12        0.12       99.99
          3 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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