Frequencies for first 10,000 rows of clia_lab_classification_cd_10 variable in 

   CLIA Lab |
Classificat |
  ion CD 10 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      1,576       15.76       15.76
          5 |          2        0.02       15.78
          . |      8,422       84.22      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016