Frequencies for first 10,000 rows of prov0745 variable in pos1991 dataset :

   branches |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,950       99.50       99.50
          1 |         28        0.28       99.78
          2 |         11        0.11       99.89
          3 |          5        0.05       99.94
          4 |          4        0.04       99.98
          5 |          1        0.01       99.99
          8 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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