Frequencies for first 10,000 rows of prov5675 variable in pos2003 dataset :

 srv: blood |
       bank |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,789       87.89       87.89
          0 |        332        3.32       91.21
          1 |        535        5.35       96.56
          2 |        286        2.86       99.42
          3 |         58        0.58      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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