Frequencies for first 10,000 rows of rcnstrctn_srgy_srvc_cd variable in pos2008 dataset :

       srv: |
reconstruct |
ive surgery |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,655       86.55       86.55
          0 |      1,288       12.88       99.43
          1 |         46        0.46       99.89
          2 |          7        0.07       99.96
          3 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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