Frequencies for first 10,000 rows of omapsr variable in natl1981 dataset :

 One Minute |
Apgar Score |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        207        2.07        2.07
          2 |        547        5.47        7.54
          3 |      3,436       34.36       41.90
          4 |      5,724       57.24       99.14
          5 |         86        0.86      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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