Frequencies for first 10,000 rows of prov2215 variable in pos1992 dataset :

  srv: long |
  term care |
       unit |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,851       88.51       88.51
          0 |        865        8.65       97.16
          1 |        231        2.31       99.47
          2 |         43        0.43       99.90
          3 |         10        0.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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