Frequencies for first 10,000 rows of rx2v2c2 variable in nhamcsopd2010 dataset :

   for rx2, |
 level 2 of |
multum drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,382       93.82       93.82
        004 |          1        0.01       93.83
        005 |         15        0.15       93.98
        007 |          1        0.01       93.99
        012 |         18        0.18       94.17
        015 |         28        0.28       94.45
        019 |         10        0.10       94.55
        022 |          2        0.02       94.57
        046 |         86        0.86       95.43
        053 |          4        0.04       95.47
        064 |         46        0.46       95.93
        065 |         58        0.58       96.51
        066 |          2        0.02       96.53
        083 |        114        1.14       97.67
        098 |         10        0.10       97.77
        101 |         11        0.11       97.88
        104 |          6        0.06       97.94
        106 |          2        0.02       97.96
        117 |          7        0.07       98.03
        120 |          2        0.02       98.05
        123 |         48        0.48       98.53
        124 |         21        0.21       98.74
        125 |          4        0.04       98.78
        127 |          2        0.02       98.80
        129 |         18        0.18       98.98
        130 |          2        0.02       99.00
        136 |          9        0.09       99.09
        146 |          9        0.09       99.18
        151 |          7        0.07       99.25
        192 |          6        0.06       99.31
        219 |          1        0.01       99.32
        220 |         10        0.10       99.42
        249 |          1        0.01       99.43
        251 |          1        0.01       99.44
        253 |          1        0.01       99.45
        288 |          2        0.02       99.47
        289 |          9        0.09       99.56
        303 |          2        0.02       99.58
        320 |         19        0.19       99.77
        340 |         12        0.12       99.89
        363 |          1        0.01       99.90
        377 |          2        0.02       99.92
        417 |          2        0.02       99.94
        423 |          3        0.03       99.97
        427 |          2        0.02       99.99
        999 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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