Frequencies for first 10,000 rows of rx2v1c1 variable in namcs2013 dataset :

   For RX2, |
 level 1 of |
MULTUM drug |
category #1 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      4,689       46.89       46.89
        001 |        322        3.22       50.11
        020 |         44        0.44       50.55
        028 |          4        0.04       50.59
        040 |        702        7.02       57.61
        057 |      1,211       12.11       69.72
        081 |         50        0.50       70.22
        087 |        271        2.71       72.93
        097 |        315        3.15       76.08
        105 |        112        1.12       77.20
        113 |         29        0.29       77.49
        115 |        327        3.27       80.76
        122 |        397        3.97       84.73
        133 |        481        4.81       89.54
        218 |         66        0.66       90.20
        242 |        263        2.63       92.83
        254 |        276        2.76       95.59
        331 |          1        0.01       95.60
        358 |        434        4.34       99.94
        899 |          6        0.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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