Frequencies for first 10,000 rows of neontl_nrsry_srvc_cd variable in pos2010 dataset :

       SRV: |
   NEONATAL |
    NURSERY |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,626       86.26       86.26
          0 |        941        9.41       95.67
          1 |        376        3.76       99.43
          2 |         37        0.37       99.80
          3 |         20        0.20      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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