Frequencies for first 10,000 rows of pct012i198 variable in sf12010860us28 dataset :

   91 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,317       33.17       33.17
          1 |      1,450       14.50       47.67
          2 |        871        8.71       56.38
          3 |        557        5.57       61.95
          4 |        417        4.17       66.12
          5 |        338        3.38       69.50
          6 |        246        2.46       71.96
          7 |        212        2.12       74.08
          8 |        203        2.03       76.11
          9 |        165        1.65       77.76
         10 |        152        1.52       79.28
         11 |        129        1.29       80.57
         12 |        125        1.25       81.82
         13 |        132        1.32       83.14
         14 |        106        1.06       84.20
         15 |        102        1.02       85.22
         16 |         81        0.81       86.03
         17 |         82        0.82       86.85
         18 |         99        0.99       87.84
         19 |         81        0.81       88.65
         20 |         71        0.71       89.36
         21 |         72        0.72       90.08
         22 |         57        0.57       90.65
         23 |         45        0.45       91.10
         24 |         60        0.60       91.70
         25 |         50        0.50       92.20
         26 |         51        0.51       92.71
         27 |         49        0.49       93.20
         28 |         47        0.47       93.67
         29 |         47        0.47       94.14
         30 |         39        0.39       94.53
         31 |         31        0.31       94.84
         32 |         35        0.35       95.19
         33 |         34        0.34       95.53
         34 |         29        0.29       95.82
         35 |         30        0.30       96.12
         36 |         31        0.31       96.43
         37 |         19        0.19       96.62
         38 |         21        0.21       96.83
         39 |         10        0.10       96.93
         40 |         15        0.15       97.08
         41 |         17        0.17       97.25
         42 |         23        0.23       97.48
         43 |         18        0.18       97.66
         44 |         11        0.11       97.77
         45 |         15        0.15       97.92
         46 |         11        0.11       98.03
         47 |         14        0.14       98.17
         48 |         13        0.13       98.30
         49 |         13        0.13       98.43
         50 |         10        0.10       98.53
         51 |         11        0.11       98.64
         52 |          7        0.07       98.71
         53 |         12        0.12       98.83
         54 |          6        0.06       98.89
         55 |          9        0.09       98.98
         56 |          9        0.09       99.07
         57 |          3        0.03       99.10
         58 |          6        0.06       99.16
         59 |          9        0.09       99.25
         60 |          5        0.05       99.30
         61 |          8        0.08       99.38
         62 |          2        0.02       99.40
         63 |          6        0.06       99.46
         64 |          3        0.03       99.49
         65 |          6        0.06       99.55
         66 |          1        0.01       99.56
         67 |          1        0.01       99.57
         69 |          3        0.03       99.60
         70 |          3        0.03       99.63
         71 |          1        0.01       99.64
         72 |          1        0.01       99.65
         73 |          1        0.01       99.66
         74 |          4        0.04       99.70
         76 |          1        0.01       99.71
         79 |          1        0.01       99.72
         80 |          1        0.01       99.73
         81 |          3        0.03       99.76
         82 |          2        0.02       99.78
         85 |          2        0.02       99.80
         90 |          1        0.01       99.81
         94 |          2        0.02       99.83
         95 |          1        0.01       99.84
         96 |          1        0.01       99.85
         98 |          1        0.01       99.86
        100 |          1        0.01       99.87
        102 |          1        0.01       99.88
        104 |          1        0.01       99.89
        107 |          1        0.01       99.90
        109 |          1        0.01       99.91
        110 |          1        0.01       99.92
        114 |          1        0.01       99.93
        120 |          1        0.01       99.94
        124 |          1        0.01       99.95
        142 |          1        0.01       99.96
        148 |          1        0.01       99.97
        150 |          1        0.01       99.98
        155 |          1        0.01       99.99
        175 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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