Frequencies for first 10,000 rows of rx1v3c2 variable in namcs2012 dataset :

   For RX1, |
 level 3 of |
MULTUM drug |
category #2 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,522       95.22       95.22
        102 |         15        0.15       95.37
        138 |          3        0.03       95.40
        174 |          2        0.02       95.42
        180 |         12        0.12       95.54
        185 |         12        0.12       95.66
        186 |          7        0.07       95.73
        196 |         12        0.12       95.85
        197 |          1        0.01       95.86
        198 |         30        0.30       96.16
        203 |         56        0.56       96.72
        210 |          3        0.03       96.75
        211 |        110        1.10       97.85
        236 |          1        0.01       97.86
        238 |          8        0.08       97.94
        239 |         23        0.23       98.17
        246 |          3        0.03       98.20
        268 |          6        0.06       98.26
        279 |          8        0.08       98.34
        292 |         12        0.12       98.46
        297 |          2        0.02       98.48
        301 |          7        0.07       98.55
        317 |          2        0.02       98.57
        385 |         64        0.64       99.21
        386 |         11        0.11       99.32
        388 |         24        0.24       99.56
        389 |         13        0.13       99.69
        395 |          4        0.04       99.73
        407 |          3        0.03       99.76
        442 |          6        0.06       99.82
        444 |          3        0.03       99.85
        445 |          4        0.04       99.89
        450 |          3        0.03       99.92
        461 |          8        0.08      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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