Frequencies for first 10,000 rows of apgar5 variable in linkpe2009psden dataset :

Five Minute |
Apgar Score |
        U;R |
  (f_apgar5 |
  rep flag) |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |          5        0.05        0.05
          1 |         11        0.11        0.16
          2 |          6        0.06        0.22
          3 |         10        0.10        0.32
          4 |          9        0.09        0.41
          5 |         18        0.18        0.59
          6 |         27        0.27        0.86
          7 |         95        0.95        1.81
          8 |        456        4.56        6.37
          9 |      8,886       88.86       95.23
         10 |        404        4.04       99.27
         99 |         73        0.73      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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