Frequencies for first 10,000 rows of p030d019 variable in sf12000860us9 dataset :

   In group |
  quarters: |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,152       91.52       91.52
          1 |        480        4.80       96.32
          2 |        150        1.50       97.82
          3 |         78        0.78       98.60
          4 |         34        0.34       98.94
          5 |         21        0.21       99.15
          6 |         22        0.22       99.37
          7 |          9        0.09       99.46
          8 |          8        0.08       99.54
          9 |          9        0.09       99.63
         10 |          3        0.03       99.66
         11 |          6        0.06       99.72
         12 |          4        0.04       99.76
         13 |          3        0.03       99.79
         14 |          2        0.02       99.81
         15 |          2        0.02       99.83
         16 |          1        0.01       99.84
         17 |          2        0.02       99.86
         19 |          1        0.01       99.87
         21 |          1        0.01       99.88
         23 |          1        0.01       99.89
         28 |          1        0.01       99.90
         29 |          1        0.01       99.91
         32 |          1        0.01       99.92
         36 |          1        0.01       99.93
         72 |          1        0.01       99.94
         89 |          1        0.01       99.95
        103 |          1        0.01       99.96
        112 |          1        0.01       99.97
        117 |          1        0.01       99.98
        166 |          1        0.01       99.99
        308 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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