Frequencies for first 10,000 rows of pct012l171 variable in sf12000860us27 dataset :

   64 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,977       79.77       79.77
          1 |        884        8.84       88.61
          2 |        388        3.88       92.49
          3 |        206        2.06       94.55
          4 |        104        1.04       95.59
          5 |         89        0.89       96.48
          6 |         56        0.56       97.04
          7 |         50        0.50       97.54
          8 |         33        0.33       97.87
          9 |         27        0.27       98.14
         10 |         28        0.28       98.42
         11 |         24        0.24       98.66
         12 |         17        0.17       98.83
         13 |         14        0.14       98.97
         14 |          6        0.06       99.03
         15 |          8        0.08       99.11
         16 |          7        0.07       99.18
         17 |          7        0.07       99.25
         18 |          9        0.09       99.34
         19 |          5        0.05       99.39
         20 |          4        0.04       99.43
         21 |          6        0.06       99.49
         22 |          4        0.04       99.53
         23 |          5        0.05       99.58
         24 |          4        0.04       99.62
         25 |          5        0.05       99.67
         26 |          2        0.02       99.69
         27 |          1        0.01       99.70
         28 |          2        0.02       99.72
         29 |          1        0.01       99.73
         30 |          2        0.02       99.75
         31 |          2        0.02       99.77
         33 |          1        0.01       99.78
         34 |          2        0.02       99.80
         37 |          2        0.02       99.82
         38 |          3        0.03       99.85
         39 |          1        0.01       99.86
         41 |          1        0.01       99.87
         43 |          1        0.01       99.88
         46 |          1        0.01       99.89
         47 |          1        0.01       99.90
         48 |          1        0.01       99.91
         63 |          1        0.01       99.92
         68 |          1        0.01       99.93
         76 |          1        0.01       99.94
         86 |          1        0.01       99.95
         88 |          1        0.01       99.96
         93 |          1        0.01       99.97
        165 |          1        0.01       99.98
        170 |          1        0.01       99.99
        215 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2017