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

Five Minute |
Apgar Score |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         44        0.44        0.44
          2 |        114        1.14        1.58
          3 |        827        8.27        9.85
          4 |      8,965       89.65       99.50
          5 |         50        0.50      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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