Frequencies for first 10,000 rows of prov2055 variable in pos2006 dataset :

 srv: acute |
      renal |
   dialysis |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,710       87.10       87.10
          0 |        711        7.11       94.21
          1 |        145        1.45       95.66
          2 |        416        4.16       99.82
          3 |         18        0.18      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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