Frequencies for first 10,000 rows of fmaps variable in natlterr2002 dataset :

Five Minute |
Apgar Score |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         12        0.12        0.12
          1 |          8        0.08        0.20
          2 |          5        0.05        0.25
          3 |          4        0.04        0.29
          4 |         11        0.11        0.40
          5 |         21        0.21        0.61
          6 |         23        0.23        0.84
          7 |         84        0.84        1.68
          8 |        450        4.50        6.18
          9 |      8,891       88.91       95.09
         10 |        488        4.88       99.97
         99 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015