Frequencies for first 10,000 rows of apgar5r variable in natl2009 dataset :

Five Minute |
      Apgar |
 Recode RFP |
574=f_apgar |
      5 U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         30        0.30        0.30
          2 |         76        0.76        1.06
          3 |        816        8.16        9.22
          4 |      9,069       90.69       99.91
          5 |          9        0.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015