Frequencies for first 10,000 rows of pct012o007 variable in sf12010860us34 dataset :

    4 years |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      5,184       51.84       51.84
          1 |      1,458       14.58       66.42
          2 |        724        7.24       73.66
          3 |        456        4.56       78.22
          4 |        393        3.93       82.15
          5 |        310        3.10       85.25
          6 |        227        2.27       87.52
          7 |        185        1.85       89.37
          8 |        184        1.84       91.21
          9 |        150        1.50       92.71
         10 |        124        1.24       93.95
         11 |         91        0.91       94.86
         12 |         72        0.72       95.58
         13 |         62        0.62       96.20
         14 |         67        0.67       96.87
         15 |         50        0.50       97.37
         16 |         45        0.45       97.82
         17 |         31        0.31       98.13
         18 |         38        0.38       98.51
         19 |         26        0.26       98.77
         20 |         18        0.18       98.95
         21 |         15        0.15       99.10
         22 |         11        0.11       99.21
         23 |         19        0.19       99.40
         24 |          6        0.06       99.46
         25 |          6        0.06       99.52
         26 |          7        0.07       99.59
         27 |          5        0.05       99.64
         28 |          4        0.04       99.68
         29 |          3        0.03       99.71
         30 |          5        0.05       99.76
         31 |          5        0.05       99.81
         32 |          7        0.07       99.88
         33 |          3        0.03       99.91
         34 |          1        0.01       99.92
         36 |          2        0.02       99.94
         38 |          3        0.03       99.97
         40 |          1        0.01       99.98
         44 |          1        0.01       99.99
         47 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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