Frequencies for first 10,000 rows of diagsc22 variable in nhamcsed2000 dataset :

      other |
diag/screen |
 service #2 |
     - 2dgt |      Freq.     Percent        Cum.
------------+-----------------------------------
         00 |      9,957       99.57       99.57
         38 |          1        0.01       99.58
         45 |          1        0.01       99.59
         75 |          1        0.01       99.60
         88 |          2        0.02       99.62
         89 |         18        0.18       99.80
         90 |          9        0.09       99.89
         91 |          5        0.05       99.94
         93 |          1        0.01       99.95
         94 |          1        0.01       99.96
         99 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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