Frequencies for est72010sex2_medage variable in pepsyasex2011 dataset :

 Population |
  Estimates |
(as of July |
1) - 2010 - |
    Female; |
 Median age |
    (years) |      Freq.     Percent        Cum.
------------+-----------------------------------
       29.7 |          1        1.89        1.89
         34 |          1        1.89        3.77
       34.1 |          1        1.89        5.66
       34.7 |          1        1.89        7.55
       35.4 |          1        1.89        9.43
       36.4 |          1        1.89       11.32
       36.6 |          1        1.89       13.21
       36.9 |          1        1.89       15.09
       37.1 |          1        1.89       16.98
       37.2 |          2        3.77       20.75
       37.4 |          1        1.89       22.64
       37.5 |          2        3.77       26.42
       37.7 |          2        3.77       30.19
       37.9 |          1        1.89       32.08
         38 |          1        1.89       33.96
       38.2 |          1        1.89       35.85
       38.3 |          1        1.89       37.74
       38.4 |          1        1.89       39.62
       38.5 |          2        3.77       43.40
       38.6 |          1        1.89       45.28
       38.7 |          4        7.55       52.83
       39.2 |          2        3.77       56.60
       39.3 |          3        5.66       62.26
       39.4 |          1        1.89       64.15
       39.5 |          3        5.66       69.81
       39.6 |          1        1.89       71.70
         40 |          1        1.89       73.58
       40.1 |          2        3.77       77.36
       40.2 |          1        1.89       79.25
       40.3 |          1        1.89       81.13
       40.4 |          1        1.89       83.02
       40.9 |          1        1.89       84.91
         41 |          1        1.89       86.79
       41.4 |          1        1.89       88.68
       41.6 |          1        1.89       90.57
         42 |          1        1.89       92.45
       42.2 |          1        1.89       94.34
       42.7 |          2        3.77       98.11
       43.9 |          1        1.89      100.00
------------+-----------------------------------
      Total |         53      100.00

by Jean Roth , jroth@nber.org , 5 Jan 2016