Frequencies for first 10,000 rows of rx2v1c1 variable in namcs2014 dataset :

   For RX2, |
 level 1 of |
MULTUM drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      4,275       42.75       42.75
        001 |        323        3.23       45.98
        020 |         21        0.21       46.19
        040 |        807        8.07       54.26
        057 |      1,293       12.93       67.19
        081 |         67        0.67       67.86
        087 |        273        2.73       70.59
        097 |        308        3.08       73.67
        105 |         88        0.88       74.55
        113 |         41        0.41       74.96
        115 |        400        4.00       78.96
        122 |        411        4.11       83.07
        133 |        470        4.70       87.77
        218 |         73        0.73       88.50
        242 |        379        3.79       92.29
        254 |        263        2.63       94.92
        358 |        504        5.04       99.96
        365 |          2        0.02       99.98
        899 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017