Frequencies for first 10,000 rows of packagesize variable in sdued2005 dataset :

    Package |
       Size |      Freq.     Percent        Cum.
------------+-----------------------------------
         00 |        163        1.63        1.63
         01 |      2,442       24.42       26.05
         02 |        467        4.67       30.72
         03 |        263        2.63       33.35
         04 |        227        2.27       35.62
         05 |        569        5.69       41.31
         06 |        147        1.47       42.78
         07 |         65        0.65       43.43
         08 |         73        0.73       44.16
         09 |         50        0.50       44.66
         10 |        635        6.35       51.01
         11 |        159        1.59       52.60
         12 |         80        0.80       53.40
         13 |        152        1.52       54.92
         14 |         43        0.43       55.35
         15 |        225        2.25       57.60
         16 |        134        1.34       58.94
         17 |         16        0.16       59.10
         18 |         40        0.40       59.50
         19 |         45        0.45       59.95
         20 |        260        2.60       62.55
         21 |        127        1.27       63.82
         22 |         46        0.46       64.28
         23 |         56        0.56       64.84
         24 |         60        0.60       65.44
         25 |        188        1.88       67.32
         26 |         23        0.23       67.55
         27 |          9        0.09       67.64
         28 |         78        0.78       68.42
         29 |         25        0.25       68.67
         30 |        366        3.66       72.33
         31 |        130        1.30       73.63
         32 |         74        0.74       74.37
         33 |         27        0.27       74.64
         34 |         45        0.45       75.09
         35 |         58        0.58       75.67
         36 |         25        0.25       75.92
         37 |         24        0.24       76.16
         38 |         20        0.20       76.36
         39 |         21        0.21       76.57
         40 |         64        0.64       77.21
         41 |         59        0.59       77.80
         42 |         48        0.48       78.28
         43 |         25        0.25       78.53
         44 |         35        0.35       78.88
         45 |         55        0.55       79.43
         46 |         45        0.45       79.88
         47 |         26        0.26       80.14
         48 |         27        0.27       80.41
         49 |         26        0.26       80.67
         50 |        158        1.58       82.25
         51 |         50        0.50       82.75
         52 |         14        0.14       82.89
         53 |         40        0.40       83.29
         54 |         51        0.51       83.80
         55 |         37        0.37       84.17
         56 |         28        0.28       84.45
         57 |          8        0.08       84.53
         58 |         68        0.68       85.21
         59 |         18        0.18       85.39
         60 |        470        4.70       90.09
         61 |         54        0.54       90.63
         62 |         24        0.24       90.87
         63 |         52        0.52       91.39
         64 |         12        0.12       91.51
         65 |         19        0.19       91.70
         66 |         44        0.44       92.14
         67 |          7        0.07       92.21
         68 |         29        0.29       92.50
         69 |          6        0.06       92.56
         70 |        118        1.18       93.74
         71 |         14        0.14       93.88
         72 |         11        0.11       93.99
         73 |         24        0.24       94.23
         74 |         13        0.13       94.36
         75 |         37        0.37       94.73
         76 |          4        0.04       94.77
         77 |          6        0.06       94.83
         78 |         18        0.18       95.01
         79 |          9        0.09       95.10
         80 |         78        0.78       95.88
         81 |         48        0.48       96.36
         82 |         28        0.28       96.64
         83 |         10        0.10       96.74
         84 |          7        0.07       96.81
         85 |         28        0.28       97.09
         86 |          8        0.08       97.17
         87 |          6        0.06       97.23
         88 |         11        0.11       97.34
         89 |         58        0.58       97.92
         90 |         87        0.87       98.79
         91 |         18        0.18       98.97
         92 |         18        0.18       99.15
         93 |         23        0.23       99.38
         94 |          7        0.07       99.45
         95 |          5        0.05       99.50
         96 |         11        0.11       99.61
         97 |          1        0.01       99.62
         98 |         27        0.27       99.89
         99 |         11        0.11      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Feb 2018