Frequencies for first 10,000 rows of p012c024 variable in sf12010860us7 dataset :

   80 to 84 |
      years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,096       90.96       90.96
          1 |        686        6.86       97.82
          2 |        149        1.49       99.31
          3 |         36        0.36       99.67
          4 |         13        0.13       99.80
          5 |          5        0.05       99.85
          6 |          2        0.02       99.87
          7 |          4        0.04       99.91
         11 |          1        0.01       99.92
         12 |          1        0.01       99.93
         17 |          1        0.01       99.94
         18 |          1        0.01       99.95
         21 |          1        0.01       99.96
         22 |          1        0.01       99.97
         29 |          1        0.01       99.98
         35 |          1        0.01       99.99
         60 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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