Frequencies for first 10,000 rows of pct012g006 variable in sf12000860us22 dataset :

    3 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,712       57.12       57.12
          1 |      1,391       13.91       71.03
          2 |        661        6.61       77.64
          3 |        397        3.97       81.61
          4 |        322        3.22       84.83
          5 |        239        2.39       87.22
          6 |        194        1.94       89.16
          7 |        154        1.54       90.70
          8 |        113        1.13       91.83
          9 |        107        1.07       92.90
         10 |         96        0.96       93.86
         11 |         72        0.72       94.58
         12 |         64        0.64       95.22
         13 |         68        0.68       95.90
         14 |         43        0.43       96.33
         15 |         48        0.48       96.81
         16 |         35        0.35       97.16
         17 |         22        0.22       97.38
         18 |         27        0.27       97.65
         19 |         22        0.22       97.87
         20 |         16        0.16       98.03
         21 |         18        0.18       98.21
         22 |         17        0.17       98.38
         23 |         15        0.15       98.53
         24 |         11        0.11       98.64
         25 |         16        0.16       98.80
         26 |         10        0.10       98.90
         27 |         11        0.11       99.01
         28 |         11        0.11       99.12
         29 |          4        0.04       99.16
         30 |          6        0.06       99.22
         31 |          5        0.05       99.27
         32 |          6        0.06       99.33
         33 |         14        0.14       99.47
         34 |          3        0.03       99.50
         35 |          5        0.05       99.55
         36 |          3        0.03       99.58
         37 |          2        0.02       99.60
         38 |          5        0.05       99.65
         39 |          3        0.03       99.68
         40 |          1        0.01       99.69
         41 |          2        0.02       99.71
         42 |          4        0.04       99.75
         43 |          6        0.06       99.81
         44 |          2        0.02       99.83
         46 |          1        0.01       99.84
         47 |          1        0.01       99.85
         48 |          2        0.02       99.87
         50 |          3        0.03       99.90
         51 |          4        0.04       99.94
         53 |          1        0.01       99.95
         54 |          1        0.01       99.96
         57 |          1        0.01       99.97
         59 |          1        0.01       99.98
         68 |          1        0.01       99.99
         78 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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