Frequencies for first 10,000 rows of clia_lab_classification_cd_7 variable in p

CLIA_LAB_CL |
ASSIFICATIO |
     N_CD_7 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      3,105       31.05       31.05
          5 |          3        0.03       31.08
          . |      6,892       68.92      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 9 Jan 2018