Frequencies for first 10,000 rows of apgar10r variable in natl2013 dataset :

 Ten Minute |
      Apgar |
 Recode RFP |
579=f_apgar |
       10 R |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         28        0.28        0.28
          2 |         42        0.42        0.70
          3 |        106        1.06        1.76
          4 |         47        0.47        2.23
          5 |      9,777       97.77      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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