Frequencies for first 10,000 rows of omapsr variable in natl1979 dataset :

 One Minute |
Apgar Score |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        181        1.81        1.81
          2 |        672        6.72        8.53
          3 |      3,185       31.85       40.38
          4 |      5,901       59.01       99.39
          5 |         61        0.61      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 3 Jan 2016