Frequencies for first 10,000 rows of neontl_nrsry_srvc_cd variable in pos2002 dataset :

       srv: |
   neonatal |
    nursery |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,812       88.12       88.12
          0 |        787        7.87       95.99
          1 |        356        3.56       99.55
          2 |         35        0.35       99.90
          3 |         10        0.10      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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