Frequencies for first 10,000 rows of rx8v1c2 variable in namcs2012 dataset :

   For RX8, |
 level 1 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,875       98.75       98.75
        001 |          6        0.06       98.81
        040 |         28        0.28       99.09
        057 |         16        0.16       99.25
        081 |         26        0.26       99.51
        087 |          1        0.01       99.52
        097 |          6        0.06       99.58
        105 |         12        0.12       99.70
        115 |          6        0.06       99.76
        122 |          6        0.06       99.82
        133 |          2        0.02       99.84
        218 |          4        0.04       99.88
        242 |          3        0.03       99.91
        254 |          1        0.01       99.92
        358 |          8        0.08      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016