Frequencies for first 10,000 rows of omapsr variable in natl1987 dataset :

 One Minute |
Apgar Score |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        184        1.84        1.84
          2 |        530        5.30        7.14
          3 |      4,110       41.10       48.24
          4 |      5,126       51.26       99.50
          5 |         50        0.50      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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