Frequencies for first 10,000 rows of diagsc2r variable in nhamcsed1999 dataset :

      other |
diag/screen |
  serv #2 - |
    numeric |
     recode |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,966       99.66       99.66
       7534 |          1        0.01       99.67
       8913 |          4        0.04       99.71
       8934 |          1        0.01       99.72
       8939 |          3        0.03       99.75
       8944 |          1        0.01       99.76
       8959 |          1        0.01       99.77
       8965 |          1        0.01       99.78
       8970 |          1        0.01       99.79
       9032 |          3        0.03       99.82
       9039 |          1        0.01       99.83
       9042 |          2        0.02       99.85
       9043 |          1        0.01       99.86
       9092 |          2        0.02       99.88
       9099 |          2        0.02       99.90
       9162 |          1        0.01       99.91
       9173 |          1        0.01       99.92
       9191 |          1        0.01       99.93
       9193 |          1        0.01       99.94
       9509 |          2        0.02       99.96
       9639 |          1        0.01       99.97
       9999 |          3        0.03      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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