Frequencies for first 10,000 rows of rx2v2c2 variable in nhamcsed2010 dataset :

   For RX2, |
 level 2 of |
MULTUM drug |
category #2 |
(intermedia |
  te level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,949       89.49       89.49
        005 |         27        0.27       89.76
        012 |         24        0.24       90.00
        015 |         79        0.79       90.79
        046 |         81        0.81       91.60
        053 |         66        0.66       92.26
        054 |          1        0.01       92.27
        064 |         39        0.39       92.66
        065 |        283        2.83       95.49
        083 |         71        0.71       96.20
        098 |          8        0.08       96.28
        101 |          1        0.01       96.29
        106 |         10        0.10       96.39
        117 |          8        0.08       96.47
        123 |        102        1.02       97.49
        124 |         21        0.21       97.70
        125 |         11        0.11       97.81
        127 |          2        0.02       97.83
        129 |        146        1.46       99.29
        130 |          3        0.03       99.32
        132 |          5        0.05       99.37
        136 |         10        0.10       99.47
        146 |          3        0.03       99.50
        151 |          5        0.05       99.55
        219 |          1        0.01       99.56
        220 |          2        0.02       99.58
        251 |         30        0.30       99.88
        289 |          1        0.01       99.89
        320 |          7        0.07       99.96
        340 |          1        0.01       99.97
        423 |          1        0.01       99.98
        427 |          1        0.01       99.99
        433 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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