Frequencies for first 10,000 rows of wtgain variable in natl1994 dataset :

Weight Gain |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |        120        1.20        1.20
          1 |          7        0.07        1.27
          2 |         18        0.18        1.45
          3 |         26        0.26        1.71
          4 |         22        0.22        1.93
          5 |         47        0.47        2.40
          6 |         28        0.28        2.68
          7 |         48        0.48        3.16
          8 |         52        0.52        3.68
          9 |         34        0.34        4.02
         10 |        198        1.98        6.00
         11 |         47        0.47        6.47
         12 |        136        1.36        7.83
         13 |         83        0.83        8.66
         14 |         98        0.98        9.64
         15 |        267        2.67       12.31
         16 |        144        1.44       13.75
         17 |        119        1.19       14.94
         18 |        150        1.50       16.44
         19 |        103        1.03       17.47
         20 |        633        6.33       23.80
         21 |        179        1.79       25.59
         22 |        245        2.45       28.04
         23 |        184        1.84       29.88
         24 |        215        2.15       32.03
         25 |        636        6.36       38.39
         26 |        212        2.12       40.51
         27 |        196        1.96       42.47
         28 |        248        2.48       44.95
         29 |        144        1.44       46.39
         30 |        944        9.44       55.83
         31 |        167        1.67       57.50
         32 |        256        2.56       60.06
         33 |        165        1.65       61.71
         34 |        168        1.68       63.39
         35 |        522        5.22       68.61
         36 |        154        1.54       70.15
         37 |        131        1.31       71.46
         38 |        172        1.72       73.18
         39 |         81        0.81       73.99
         40 |        571        5.71       79.70
         41 |         85        0.85       80.55
         42 |        104        1.04       81.59
         43 |         75        0.75       82.34
         44 |         91        0.91       83.25
         45 |        207        2.07       85.32
         46 |         66        0.66       85.98
         47 |         50        0.50       86.48
         48 |         58        0.58       87.06
         49 |         21        0.21       87.27
         50 |        263        2.63       89.90
         51 |         19        0.19       90.09
         52 |         43        0.43       90.52
         53 |         43        0.43       90.95
         54 |         27        0.27       91.22
         55 |         49        0.49       91.71
         56 |         23        0.23       91.94
         57 |         15        0.15       92.09
         58 |         20        0.20       92.29
         59 |          6        0.06       92.35
         60 |        103        1.03       93.38
         61 |         13        0.13       93.51
         62 |         15        0.15       93.66
         63 |         11        0.11       93.77
         64 |         11        0.11       93.88
         65 |         18        0.18       94.06
         66 |          7        0.07       94.13
         67 |          2        0.02       94.15
         68 |          4        0.04       94.19
         69 |          2        0.02       94.21
         70 |         29        0.29       94.50
         71 |          2        0.02       94.52
         73 |          4        0.04       94.56
         74 |          3        0.03       94.59
         75 |          9        0.09       94.68
         76 |          2        0.02       94.70
         78 |          4        0.04       94.74
         79 |          2        0.02       94.76
         80 |          7        0.07       94.83
         81 |          1        0.01       94.84
         82 |          1        0.01       94.85
         83 |          1        0.01       94.86
         84 |          1        0.01       94.87
         87 |          1        0.01       94.88
         89 |          1        0.01       94.89
         90 |          1        0.01       94.90
         98 |          3        0.03       94.93
         99 |        507        5.07      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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