Frequencies for first 10,000 rows of digsc12d variable in nhamcsopd2004 dataset :

diag/screen |
    service |
write-in #1 |
  - 2 digit |      Freq.     Percent        Cum.
------------+-----------------------------------
         00 |      8,579       85.79       85.79
         03 |          3        0.03       85.82
         04 |          1        0.01       85.83
         14 |          2        0.02       85.85
         34 |          1        0.01       85.86
         37 |         10        0.10       85.96
         38 |          3        0.03       85.99
         40 |          1        0.01       86.00
         43 |          1        0.01       86.01
         45 |          1        0.01       86.02
         51 |          1        0.01       86.03
         54 |          1        0.01       86.04
         57 |          1        0.01       86.05
         68 |          1        0.01       86.06
         70 |          1        0.01       86.07
         75 |        143        1.43       87.50
         83 |          3        0.03       87.53
         86 |         40        0.40       87.93
         87 |          5        0.05       87.98
         88 |        211        2.11       90.09
         89 |        514        5.14       95.23
         90 |         24        0.24       95.47
         91 |         54        0.54       96.01
         92 |          6        0.06       96.07
         93 |        111        1.11       97.18
         94 |         11        0.11       97.29
         95 |         91        0.91       98.20
         96 |         10        0.10       98.30
         97 |         14        0.14       98.44
         99 |        156        1.56      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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