Frequencies for first 10,000 rows of wtgain9 variable in natlterr1997 dataset :

Weight Gain |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      2,219       22.19       22.19
          2 |      2,223       22.23       44.42
          3 |      1,796       17.96       62.38
          4 |      1,641       16.41       78.79
          5 |        757        7.57       86.36
          6 |        646        6.46       92.82
          7 |        308        3.08       95.90
          8 |        406        4.06       99.96
          9 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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