Frequencies for first 10,000 rows of acute_rnl_dlys_srvc_cd variable in pos1996 dataset :

 srv: acute |
      renal |
   dialysis |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,803       88.03       88.03
          0 |        699        6.99       95.02
          1 |        150        1.50       96.52
          2 |        335        3.35       99.87
          3 |         13        0.13      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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