Frequencies for first 10,000 rows of diagsc13 variable in nhamcsed1993 dataset :

      other |
diag/screen |
 service #1 |
  - 3 digit |      Freq.     Percent        Cum.
------------+-----------------------------------
        000 |      7,212       72.12       72.12
        291 |          1        0.01       72.13
        753 |          9        0.09       72.22
        805 |          3        0.03       72.25
        819 |          1        0.01       72.26
        860 |          1        0.01       72.27
        890 |          5        0.05       72.32
        891 |          6        0.06       72.38
        892 |         31        0.31       72.69
        893 |        129        1.29       73.98
        895 |         35        0.35       74.33
        896 |         35        0.35       74.68
        903 |        115        1.15       75.83
        904 |          6        0.06       75.89
        905 |      2,107       21.07       96.96
        909 |         27        0.27       97.23
        913 |         40        0.40       97.63
        914 |         31        0.31       97.94
        915 |          2        0.02       97.96
        916 |          3        0.03       97.99
        917 |          1        0.01       98.00
        918 |          3        0.03       98.03
        919 |         44        0.44       98.47
        939 |          5        0.05       98.52
        941 |         49        0.49       99.01
        943 |          1        0.01       99.02
        991 |          1        0.01       99.03
        992 |          2        0.02       99.05
        999 |         95        0.95      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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