Frequencies for first 10,000 rows of prov1385 variable in pos1991 dataset :

technologis |
        t - |
  bachelors |
     degree |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,645       96.45       96.45
          1 |        164        1.64       98.09
          2 |         58        0.58       98.67
          3 |         44        0.44       99.11
          4 |         16        0.16       99.27
          5 |         12        0.12       99.39
          6 |         10        0.10       99.49
          7 |          3        0.03       99.52
          8 |         11        0.11       99.63
          9 |          6        0.06       99.69
         10 |          7        0.07       99.76
         11 |          2        0.02       99.78
         13 |          2        0.02       99.80
         17 |          1        0.01       99.81
         18 |          1        0.01       99.82
         20 |          1        0.01       99.83
         21 |          1        0.01       99.84
         22 |          2        0.02       99.86
         24 |          3        0.03       99.89
         25 |          3        0.03       99.92
         28 |          1        0.01       99.93
         40 |          1        0.01       99.94
         49 |          2        0.02       99.96
         52 |          1        0.01       99.97
         65 |          1        0.01       99.98
         81 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016