Frequencies for first 10,000 rows of PCT012A093 variable in sf12000860us16 dataset :

   90 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,588       45.88       45.88
          1 |      1,683       16.83       62.71
          2 |        914        9.14       71.85
          3 |        616        6.16       78.01
          4 |        418        4.18       82.19
          5 |        339        3.39       85.58
          6 |        233        2.33       87.91
          7 |        191        1.91       89.82
          8 |        156        1.56       91.38
          9 |        146        1.46       92.84
         10 |        106        1.06       93.90
         11 |        112        1.12       95.02
         12 |         75        0.75       95.77
         13 |         74        0.74       96.51
         14 |         48        0.48       96.99
         15 |         46        0.46       97.45
         16 |         37        0.37       97.82
         17 |         38        0.38       98.20
         18 |         22        0.22       98.42
         19 |         18        0.18       98.60
         20 |         16        0.16       98.76
         21 |         14        0.14       98.90
         22 |         23        0.23       99.13
         23 |         15        0.15       99.28
         24 |         11        0.11       99.39
         25 |          4        0.04       99.43
         26 |         10        0.10       99.53
         27 |          5        0.05       99.58
         28 |          2        0.02       99.60
         29 |          1        0.01       99.61
         30 |          6        0.06       99.67
         31 |          6        0.06       99.73
         32 |          3        0.03       99.76
         33 |          4        0.04       99.80
         35 |          3        0.03       99.83
         36 |          2        0.02       99.85
         38 |          1        0.01       99.86
         39 |          1        0.01       99.87
         41 |          2        0.02       99.89
         49 |          1        0.01       99.90
         51 |          2        0.02       99.92
         52 |          1        0.01       99.93
         54 |          1        0.01       99.94
         55 |          1        0.01       99.95
         56 |          2        0.02       99.97
         57 |          1        0.01       99.98
         59 |          1        0.01       99.99
         66 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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