Frequencies for first 10,000 rows of diagsc23 variable in nhamcsed1998 dataset :

      other |
diag/screen |
 service #2 |
    - 3 dgt |      Freq.     Percent        Cum.
------------+-----------------------------------
        000 |      9,903       99.03       99.03
        885 |          1        0.01       99.04
        890 |          3        0.03       99.07
        891 |          2        0.02       99.09
        893 |          6        0.06       99.15
        896 |          8        0.08       99.23
        897 |          8        0.08       99.31
        903 |          8        0.08       99.39
        904 |          1        0.01       99.40
        909 |          4        0.04       99.44
        911 |          1        0.01       99.45
        913 |          1        0.01       99.46
        914 |          2        0.02       99.48
        919 |          9        0.09       99.57
        930 |          2        0.02       99.59
        941 |         33        0.33       99.92
        999 |          8        0.08      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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