Frequencies for first 10,000 rows of proc12d variable in nhamcsopd2011 dataset :

 Proc 1 - 2 |
      digit |      Freq.     Percent        Cum.
------------+-----------------------------------
         -9 |      6,448       64.48       64.48
         00 |          2        0.02       64.50
         01 |          2        0.02       64.52
         03 |         12        0.12       64.64
         04 |          5        0.05       64.69
         06 |          1        0.01       64.70
         08 |          2        0.02       64.72
         11 |          1        0.01       64.73
         12 |          2        0.02       64.75
         14 |          1        0.01       64.76
         16 |         17        0.17       64.93
         18 |          3        0.03       64.96
         20 |          3        0.03       64.99
         21 |          1        0.01       65.00
         22 |          4        0.04       65.04
         28 |          2        0.02       65.06
         31 |          3        0.03       65.09
         33 |          4        0.04       65.13
         34 |          1        0.01       65.14
         35 |          2        0.02       65.16
         37 |         13        0.13       65.29
         38 |         12        0.12       65.41
         39 |          7        0.07       65.48
         40 |          5        0.05       65.53
         41 |          1        0.01       65.54
         42 |          1        0.01       65.55
         43 |          2        0.02       65.57
         44 |         10        0.10       65.67
         45 |        101        1.01       66.68
         46 |          2        0.02       66.70
         48 |          3        0.03       66.73
         49 |          7        0.07       66.80
         50 |          1        0.01       66.81
         51 |          7        0.07       66.88
         53 |         12        0.12       67.00
         54 |          2        0.02       67.02
         57 |         14        0.14       67.16
         58 |          1        0.01       67.17
         59 |          2        0.02       67.19
         60 |          1        0.01       67.20
         62 |          1        0.01       67.21
         63 |          1        0.01       67.22
         64 |          1        0.01       67.23
         65 |          5        0.05       67.28
         66 |          5        0.05       67.33
         67 |         36        0.36       67.69
         68 |         19        0.19       67.88
         69 |         22        0.22       68.10
         70 |         20        0.20       68.30
         71 |          2        0.02       68.32
         73 |          2        0.02       68.34
         74 |          1        0.01       68.35
         75 |         75        0.75       69.10
         76 |          1        0.01       69.11
         77 |          1        0.01       69.12
         78 |          5        0.05       69.17
         80 |          3        0.03       69.20
         81 |         12        0.12       69.32
         82 |          3        0.03       69.35
         83 |          7        0.07       69.42
         85 |         31        0.31       69.73
         86 |        134        1.34       71.07
         87 |         12        0.12       71.19
         88 |         46        0.46       71.65
         89 |      1,958       19.58       91.23
         90 |         58        0.58       91.81
         91 |        205        2.05       93.86
         92 |         17        0.17       94.03
         93 |        163        1.63       95.66
         94 |         16        0.16       95.82
         95 |        270        2.70       98.52
         96 |          7        0.07       98.59
         97 |         28        0.28       98.87
         98 |          4        0.04       98.91
         99 |        109        1.09      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016