Frequencies for first 10,000 rows of rx1v1c1 variable in nhamcsopd2011 dataset :

   For RX1, |
 level 1 of |
MULTUM drug |
category #1 |
     (broad |
     level) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      3,038       30.38       30.38
        001 |        608        6.08       36.46
        020 |        140        1.40       37.86
        028 |          9        0.09       37.95
        040 |        608        6.08       44.03
        057 |      1,515       15.15       59.18
        081 |        147        1.47       60.65
        087 |        284        2.84       63.49
        097 |        295        2.95       66.44
        105 |        223        2.23       68.67
        113 |         21        0.21       68.88
        115 |        783        7.83       76.71
        122 |        372        3.72       80.43
        133 |        449        4.49       84.92
        218 |         29        0.29       85.21
        242 |        700        7.00       92.21
        254 |        310        3.10       95.31
        331 |          7        0.07       95.38
        358 |        456        4.56       99.94
        365 |          5        0.05       99.99
        899 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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