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

       srv: |
   neonatal |
    nursery |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,655       86.55       86.55
          0 |        915        9.15       95.70
          1 |        377        3.77       99.47
          2 |         36        0.36       99.83
          3 |         17        0.17      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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