Frequencies for first 10,000 rows of PCT012B202 variable in sf12000860us17 dataset :

   95 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,845       88.45       88.45
          1 |        629        6.29       94.74
          2 |        249        2.49       97.23
          3 |         88        0.88       98.11
          4 |         73        0.73       98.84
          5 |         28        0.28       99.12
          6 |         28        0.28       99.40
          7 |         21        0.21       99.61
          8 |          6        0.06       99.67
          9 |          7        0.07       99.74
         10 |          6        0.06       99.80
         11 |          3        0.03       99.83
         12 |          4        0.04       99.87
         13 |          3        0.03       99.90
         14 |          2        0.02       99.92
         15 |          1        0.01       99.93
         16 |          2        0.02       99.95
         18 |          1        0.01       99.96
         19 |          1        0.01       99.97
         21 |          1        0.01       99.98
         25 |          1        0.01       99.99
         27 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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