Frequencies for first 10,000 rows of apgar5r variable in natlterr2007 dataset :

Five Minute |
      Apgar |
 Recode RFP |
574=f_apgar |
      5 U;R |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         27        0.27        0.27
          2 |         54        0.54        0.81
          3 |        549        5.49        6.30
          4 |      7,971       79.71       86.01
          5 |      1,399       13.99      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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