Frequencies for first 10,000 rows of omapsr variable in natl1990 dataset :

 One Minute |
Apgar Score |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        173        1.73        1.73
          2 |        497        4.97        6.70
          3 |      4,708       47.08       53.78
          4 |      4,545       45.45       99.23
          5 |         77        0.77      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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