Frequencies for first 10,000 rows of rx3v2c2 variable in namcs2007 dataset :

   for rx3, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,665       96.65       96.65
        005 |          4        0.04       96.69
        012 |          3        0.03       96.72
        015 |          4        0.04       96.76
        019 |         14        0.14       96.90
        053 |          6        0.06       96.96
        064 |         25        0.25       97.21
        065 |         34        0.34       97.55
        083 |        103        1.03       98.58
        098 |         17        0.17       98.75
        100 |         10        0.10       98.85
        101 |          4        0.04       98.89
        109 |          8        0.08       98.97
        113 |          1        0.01       98.98
        117 |          4        0.04       99.02
        123 |         13        0.13       99.15
        124 |          7        0.07       99.22
        127 |          1        0.01       99.23
        129 |          2        0.02       99.25
        132 |          1        0.01       99.26
        136 |          3        0.03       99.29
        146 |          1        0.01       99.30
        151 |          1        0.01       99.31
        192 |         10        0.10       99.41
        249 |          1        0.01       99.42
        251 |          3        0.03       99.45
        253 |          6        0.06       99.51
        277 |          2        0.02       99.53
        289 |         10        0.10       99.63
        303 |          7        0.07       99.70
        320 |         21        0.21       99.91
        332 |          1        0.01       99.92
        340 |          7        0.07       99.99
        378 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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