Frequencies for first 10,000 rows of prov5675 variable in pos2004 dataset :

 srv: blood |
       bank |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,766       87.66       87.66
          0 |        330        3.30       90.96
          1 |        543        5.43       96.39
          2 |        298        2.98       99.37
          3 |         63        0.63      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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