Frequencies for first 10,000 rows of tc2 variable in h68f4 dataset :

     MULTUM |
THERAPEUTIC |
   CLASS #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
         -1 |      9,551       95.51       95.51
         57 |          8        0.08       95.59
         81 |         38        0.38       95.97
         97 |         59        0.59       96.56
        105 |         27        0.27       96.83
        115 |         23        0.23       97.06
        122 |         81        0.81       97.87
        133 |         19        0.19       98.06
        242 |        194        1.94      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Feb 2018