Frequencies for first 10,000 rows of prov2055 variable in pos2001 dataset :

 srv: acute |
      renal |
   dialysis |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,837       88.37       88.37
          0 |        646        6.46       94.83
          1 |        133        1.33       96.16
          2 |        367        3.67       99.83
          3 |         17        0.17      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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