Frequencies for first 10,000 rows of current_clia_lab_clsfctn_cd variable in posclia2018 dataset :

CURRENT_CLI |
A_LAB_CLSFC |
      TN_CD |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,666       96.66       96.66
          5 |        304        3.04       99.70
         10 |         30        0.30      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Feb 2019