Frequencies for first 10,000 rows of tc2s1 variable in h68f4 dataset :

     MULTUM |
THERAPEUTIC |
  SUB-CLASS |
 #1 FOR TC2 |      Freq.     Percent        Cum.
------------+-----------------------------------
         -1 |      9,551       95.51       95.51
         66 |          8        0.08       95.59
         67 |        155        1.55       97.14
         71 |         24        0.24       97.38
         83 |         38        0.38       97.76
        101 |         59        0.59       98.35
        117 |          1        0.01       98.36
        119 |         22        0.22       98.58
        123 |         38        0.38       98.96
        125 |          2        0.02       98.98
        129 |         15        0.15       99.13
        130 |         26        0.26       99.39
        146 |          2        0.02       99.41
        151 |         17        0.17       99.58
        192 |         27        0.27       99.85
        251 |         15        0.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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