Frequencies for first 10,000 rows of pct012d019 variable in sf12010880us23 dataset :

   16 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      7,244       72.44       72.44
          1 |        843        8.43       80.87
          2 |        408        4.08       84.95
          3 |        263        2.63       87.58
          4 |        163        1.63       89.21
          5 |        153        1.53       90.74
          6 |        116        1.16       91.90
          7 |         80        0.80       92.70
          8 |         66        0.66       93.36
          9 |         74        0.74       94.10
         10 |         55        0.55       94.65
         11 |         34        0.34       94.99
         12 |         43        0.43       95.42
         13 |         37        0.37       95.79
         14 |         41        0.41       96.20
         15 |         21        0.21       96.41
         16 |         26        0.26       96.67
         17 |         26        0.26       96.93
         18 |         11        0.11       97.04
         19 |         21        0.21       97.25
         20 |         13        0.13       97.38
         21 |         10        0.10       97.48
         22 |          9        0.09       97.57
         23 |         11        0.11       97.68
         24 |          7        0.07       97.75
         25 |         14        0.14       97.89
         26 |          8        0.08       97.97
         27 |          9        0.09       98.06
         28 |          8        0.08       98.14
         29 |         11        0.11       98.25
         30 |          5        0.05       98.30
         31 |         12        0.12       98.42
         32 |          8        0.08       98.50
         33 |          5        0.05       98.55
         34 |          8        0.08       98.63
         35 |          9        0.09       98.72
         36 |          5        0.05       98.77
         37 |          8        0.08       98.85
         38 |          1        0.01       98.86
         39 |          3        0.03       98.89
         40 |          6        0.06       98.95
         41 |          2        0.02       98.97
         42 |          1        0.01       98.98
         43 |          3        0.03       99.01
         44 |          5        0.05       99.06
         45 |          2        0.02       99.08
         46 |          4        0.04       99.12
         47 |          1        0.01       99.13
         48 |          4        0.04       99.17
         49 |          3        0.03       99.20
         50 |          4        0.04       99.24
         51 |          2        0.02       99.26
         52 |          3        0.03       99.29
         53 |          3        0.03       99.32
         54 |          2        0.02       99.34
         55 |          2        0.02       99.36
         56 |          3        0.03       99.39
         57 |          3        0.03       99.42
         58 |          1        0.01       99.43
         59 |          2        0.02       99.45
         60 |          2        0.02       99.47
         63 |          1        0.01       99.48
         64 |          2        0.02       99.50
         65 |          1        0.01       99.51
         67 |          1        0.01       99.52
         68 |          4        0.04       99.56
         69 |          2        0.02       99.58
         70 |          3        0.03       99.61
         71 |          2        0.02       99.63
         72 |          1        0.01       99.64
         73 |          1        0.01       99.65
         75 |          1        0.01       99.66
         76 |          2        0.02       99.68
         77 |          2        0.02       99.70
         78 |          2        0.02       99.72
         79 |          1        0.01       99.73
         80 |          3        0.03       99.76
         85 |          1        0.01       99.77
         87 |          1        0.01       99.78
         90 |          1        0.01       99.79
         91 |          1        0.01       99.80
         93 |          1        0.01       99.81
         94 |          1        0.01       99.82
         99 |          1        0.01       99.83
        107 |          1        0.01       99.84
        119 |          1        0.01       99.85
        124 |          2        0.02       99.87
        125 |          1        0.01       99.88
        132 |          1        0.01       99.89
        135 |          1        0.01       99.90
        140 |          1        0.01       99.91
        149 |          1        0.01       99.92
        151 |          2        0.02       99.94
        183 |          1        0.01       99.95
        194 |          1        0.01       99.96
        200 |          1        0.01       99.97
        242 |          1        0.01       99.98
        252 |          1        0.01       99.99
        270 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 8 May 2017