Frequencies for first 10,000 rows of diagsc13 variable in nhamcsed1997 dataset :

      other |
diag/screen |
 service #1 |
    - 3 dgt |      Freq.     Percent        Cum.
------------+-----------------------------------
        000 |      9,316       93.16       93.16
        382 |          1        0.01       93.17
        422 |          1        0.01       93.18
        451 |          1        0.01       93.19
        579 |          1        0.01       93.20
        673 |          1        0.01       93.21
        819 |          1        0.01       93.22
        890 |          2        0.02       93.24
        891 |          5        0.05       93.29
        893 |        256        2.56       95.85
        894 |          5        0.05       95.90
        895 |          4        0.04       95.94
        896 |         80        0.80       96.74
        897 |         13        0.13       96.87
        900 |          2        0.02       96.89
        902 |          3        0.03       96.92
        903 |        100        1.00       97.92
        904 |          9        0.09       98.01
        906 |          1        0.01       98.02
        909 |         38        0.38       98.40
        913 |          9        0.09       98.49
        914 |         30        0.30       98.79
        915 |          4        0.04       98.83
        916 |          4        0.04       98.87
        917 |          1        0.01       98.88
        919 |         62        0.62       99.50
        930 |          1        0.01       99.51
        941 |         27        0.27       99.78
        944 |          3        0.03       99.81
        946 |          1        0.01       99.82
        950 |          1        0.01       99.83
        974 |          1        0.01       99.84
        990 |          1        0.01       99.85
        999 |         15        0.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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