Frequencies for first 10,000 rows of wtgain9 variable in natlterr2001 dataset :

Weight Gain |
     Recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |      1,903       19.03       19.03
          2 |      2,318       23.18       42.21
          3 |      1,828       18.28       60.49
          4 |      1,705       17.05       77.54
          5 |        749        7.49       85.03
          6 |        710        7.10       92.13
          7 |        315        3.15       95.28
          8 |        460        4.60       99.88
          9 |         12        0.12      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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