Frequencies for first 10,000 rows of prov5945 variable in posclia2008 dataset :

 laboratory |
classificat |
      ion 1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |        301        3.01        3.01
         00 |      9,683       96.83       99.84
         05 |          1        0.01       99.85
         10 |         15        0.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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