Frequencies for first 10,000 rows of ager22 variable in mort2006 dataset :

 Infant Age |
  Recode 22 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         13        0.13        0.13
          2 |         15        0.15        0.28
          3 |          5        0.05        0.33
          4 |          4        0.04        0.37
          5 |          2        0.02        0.39
          7 |          1        0.01        0.40
          8 |          1        0.01        0.41
          9 |          5        0.05        0.46
         10 |          4        0.04        0.50
         11 |          8        0.08        0.58
         12 |          7        0.07        0.65
         13 |          7        0.07        0.72
         14 |          5        0.05        0.77
         15 |          2        0.02        0.79
         16 |          2        0.02        0.81
         17 |          2        0.02        0.83
         18 |          1        0.01        0.84
         19 |          2        0.02        0.86
         20 |          1        0.01        0.87
         21 |          1        0.01        0.88
         22 |          1        0.01        0.89
          . |      9,911       99.11      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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