Frequencies for first 10,000 rows of diagsc22 variable in namcs1998 dataset :

      other |
diag/screen |
 service #2 |
     - 2dgt |      Freq.     Percent        Cum.
------------+-----------------------------------
         00 |      9,930       99.30       99.30
         18 |          6        0.06       99.36
         42 |          1        0.01       99.37
         45 |          7        0.07       99.44
         57 |          1        0.01       99.45
         68 |          2        0.02       99.47
         88 |          2        0.02       99.49
         89 |         30        0.30       99.79
         90 |          6        0.06       99.85
         91 |          7        0.07       99.92
         93 |          2        0.02       99.94
         94 |          1        0.01       99.95
         95 |          3        0.03       99.98
         99 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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